diff --git a/contracts/package.json b/contracts/package.json
index e9cf990c46..e020aba9d0 100644
--- a/contracts/package.json
+++ b/contracts/package.json
@@ -28,9 +28,9 @@
   "author": "Origin Protocol Inc <support@originprotocol.com>",
   "license": "MIT",
   "devDependencies": {
-    "@nomiclabs/hardhat-ethers": "^2.0.2",
+    "@nomiclabs/hardhat-ethers": "^2.0.0",
     "@nomiclabs/hardhat-solhint": "^2.0.0",
-    "@nomiclabs/hardhat-waffle": "^2.0.1",
+    "@nomiclabs/hardhat-waffle": "^2.0.0",
     "@openzeppelin/contracts": "2.5.0",
     "@openzeppelin/hardhat-upgrades": "^1.6.0",
     "@openzeppelin/upgrades": "^2.8.0",
@@ -39,10 +39,10 @@
     "eslint": "^7.6.0",
     "ethereum-waffle": "^3.0.2",
     "ethers": "^5.0.0",
-    "hardhat": "^2.4.0",
+    "hardhat": "^2.0.2",
     "hardhat-contract-sizer": "^2.0.1",
-    "hardhat-deploy": "^0.8.8",
-    "hardhat-deploy-ethers": "^0.3.0-beta.10",
+    "hardhat-deploy": "^0.7.0-beta.18",
+    "hardhat-deploy-ethers": "^0.3.0-beta.5",
     "husky": "^4.3.0",
     "papaparse": "^5.3.0",
     "prettier": "^2.0.5",
diff --git a/contracts/test/vault/compound.js b/contracts/test/vault/compound.js
index 96a243b68e..7a09dd570b 100644
--- a/contracts/test/vault/compound.js
+++ b/contracts/test/vault/compound.js
@@ -428,7 +428,9 @@ describe("Vault with Compound strategy", function () {
         .connect(matt)
         .mint(nonStandardToken.address, usdtUnits("1200"), 0);
     } catch (err) {
-      expect(/ERC20 operation did not succeed/gi.test(err.message)).to.be.true;
+      expect(
+        /revert SafeERC20: ERC20 operation did not succeed/gi.test(err.message)
+      ).to.be.true;
     } finally {
       // Make sure nothing got affected
       await expectApproxSupply(ousd, ousdUnits("200.0"));
diff --git a/contracts/test/vault/index.js b/contracts/test/vault/index.js
index b159f0bc32..a35f0000d1 100644
--- a/contracts/test/vault/index.js
+++ b/contracts/test/vault/index.js
@@ -133,7 +133,9 @@ describe("Vault", function () {
         .connect(anna)
         .mint(nonStandardToken.address, usdtUnits("1500.0"), 0);
     } catch (err) {
-      expect(/ERC20 operation did not succeed/gi.test(err.message)).to.be.true;
+      expect(
+        /revert SafeERC20: ERC20 operation did not succeed/gi.test(err.message)
+      ).to.be.true;
     } finally {
       // Make sure nothing got affected
       await expect(anna).has.a.balanceOf("0.00", ousd);
diff --git a/contracts/yarn.lock b/contracts/yarn.lock
index 255becb811..7adb5f2d96 100644
--- a/contracts/yarn.lock
+++ b/contracts/yarn.lock
@@ -105,76 +105,6 @@
     patch-package "^6.2.2"
     postinstall-postinstall "^2.1.0"
 
-"@ethereumjs/block@^3.3.0":
-  version "3.3.0"
-  resolved "https://registry.yarnpkg.com/@ethereumjs/block/-/block-3.3.0.tgz#a1b3baec831c71c0d9e7f6145f25e919cff4939c"
-  integrity sha512-WoefY9Rs4W8vZTxG9qwntAlV61xsSv0NPoXmHO7x3SH16dwJQtU15YvahPCz4HEEXbu7GgGgNgu0pv8JY7VauA==
-  dependencies:
-    "@ethereumjs/common" "^2.3.0"
-    "@ethereumjs/tx" "^3.2.0"
-    ethereumjs-util "^7.0.10"
-    merkle-patricia-tree "^4.2.0"
-
-"@ethereumjs/blockchain@^5.3.0":
-  version "5.3.0"
-  resolved "https://registry.yarnpkg.com/@ethereumjs/blockchain/-/blockchain-5.3.0.tgz#206936e30a4320d87a26e58d157eadef21ef6ff1"
-  integrity sha512-B0Y5QDZcRDQISPilv3m8nzk97QmC98DnSE9WxzGpCxfef22Mw7xhwGipci5Iy0dVC2Np2Cr5d3F6bHAR7+yVmQ==
-  dependencies:
-    "@ethereumjs/block" "^3.3.0"
-    "@ethereumjs/common" "^2.3.0"
-    "@ethereumjs/ethash" "^1.0.0"
-    debug "^2.2.0"
-    ethereumjs-util "^7.0.10"
-    level-mem "^5.0.1"
-    lru-cache "^5.1.1"
-    rlp "^2.2.4"
-    semaphore-async-await "^1.5.1"
-
-"@ethereumjs/common@^2.3.0", "@ethereumjs/common@^2.3.1":
-  version "2.3.1"
-  resolved "https://registry.yarnpkg.com/@ethereumjs/common/-/common-2.3.1.tgz#d692e3aff5adb35dd587dd1e6caab69e0ed2fa0b"
-  integrity sha512-V8hrULExoq0H4HFs3cCmdRGbgmipmlNzak6Xg34nHYfQyqkSdrCuflvYjyWmsNpI8GtrcZhzifAbgX/1C1Cjwg==
-  dependencies:
-    crc-32 "^1.2.0"
-    ethereumjs-util "^7.0.10"
-
-"@ethereumjs/ethash@^1.0.0":
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/@ethereumjs/ethash/-/ethash-1.0.0.tgz#4e77f85b37be1ade5393e8719bdabac3e796ddaa"
-  integrity sha512-iIqnGG6NMKesyOxv2YctB2guOVX18qMAWlj3QlZyrc+GqfzLqoihti+cVNQnyNxr7eYuPdqwLQOFuPe6g/uKjw==
-  dependencies:
-    "@types/levelup" "^4.3.0"
-    buffer-xor "^2.0.1"
-    ethereumjs-util "^7.0.7"
-    miller-rabin "^4.0.0"
-
-"@ethereumjs/tx@^3.2.0", "@ethereumjs/tx@^3.2.1":
-  version "3.2.1"
-  resolved "https://registry.yarnpkg.com/@ethereumjs/tx/-/tx-3.2.1.tgz#65f5f1c11541764f08377a94ba4b0dcbbd67739e"
-  integrity sha512-i9V39OtKvwWos1uVNZxdVhd7zFOyzFLjgt69CoiOY0EmXugS0HjO3uxpLBSglDKFMRriuGqw6ddKEv+RP1UNEw==
-  dependencies:
-    "@ethereumjs/common" "^2.3.1"
-    ethereumjs-util "^7.0.10"
-
-"@ethereumjs/vm@^5.3.2":
-  version "5.4.1"
-  resolved "https://registry.yarnpkg.com/@ethereumjs/vm/-/vm-5.4.1.tgz#62d9f64aa5a2fb334ad630418683c9654f683a5a"
-  integrity sha512-cpQcg5CtjzXJBn8QNiobaiWckeN/ZQwsDHLYa9df2wBEUvzuEZgFWK48YEXSpx3CnUY9fNT/lgA9CzKdq8HTzQ==
-  dependencies:
-    "@ethereumjs/block" "^3.3.0"
-    "@ethereumjs/blockchain" "^5.3.0"
-    "@ethereumjs/common" "^2.3.1"
-    "@ethereumjs/tx" "^3.2.1"
-    async-eventemitter "^0.2.4"
-    core-js-pure "^3.0.1"
-    debug "^2.2.0"
-    ethereumjs-util "^7.0.10"
-    functional-red-black-tree "^1.0.1"
-    mcl-wasm "^0.7.1"
-    merkle-patricia-tree "^4.2.0"
-    rustbn.js "~0.2.0"
-    util.promisify "^1.0.1"
-
 "@ethersproject/abi@5.0.0-beta.153":
   version "5.0.0-beta.153"
   resolved "https://registry.yarnpkg.com/@ethersproject/abi/-/abi-5.0.0-beta.153.tgz#43a37172b33794e4562999f6e2d555b7599a8eee"
@@ -190,7 +120,7 @@
     "@ethersproject/properties" ">=5.0.0-beta.131"
     "@ethersproject/strings" ">=5.0.0-beta.130"
 
-"@ethersproject/abi@5.0.7", "@ethersproject/abi@^5.0.1", "@ethersproject/abi@^5.0.5":
+"@ethersproject/abi@5.0.7", "@ethersproject/abi@^5.0.1", "@ethersproject/abi@^5.0.2", "@ethersproject/abi@^5.0.5":
   version "5.0.7"
   resolved "https://registry.yarnpkg.com/@ethersproject/abi/-/abi-5.0.7.tgz#79e52452bd3ca2956d0e1c964207a58ad1a0ee7b"
   integrity sha512-Cqktk+hSIckwP/W8O47Eef60VwmoSC/L3lY0+dIBhQPCNn9E4V7rwmm2aFrNRRDJfFlGuZ1khkQUOc3oBX+niw==
@@ -205,21 +135,6 @@
     "@ethersproject/properties" "^5.0.3"
     "@ethersproject/strings" "^5.0.4"
 
-"@ethersproject/abi@^5.1.2", "@ethersproject/abi@^5.3.0", "@ethersproject/abi@^5.3.1":
-  version "5.3.1"
-  resolved "https://registry.yarnpkg.com/@ethersproject/abi/-/abi-5.3.1.tgz#69a1a496729d3a83521675a57cbe21f3cc27241c"
-  integrity sha512-F98FWTJG7nWWAQ4DcV6R0cSlrj67MWK3ylahuFbzkumem5cLWg1p7fZ3vIdRoS1c7TEf55Lvyx0w7ICR47IImw==
-  dependencies:
-    "@ethersproject/address" "^5.3.0"
-    "@ethersproject/bignumber" "^5.3.0"
-    "@ethersproject/bytes" "^5.3.0"
-    "@ethersproject/constants" "^5.3.0"
-    "@ethersproject/hash" "^5.3.0"
-    "@ethersproject/keccak256" "^5.3.0"
-    "@ethersproject/logger" "^5.3.0"
-    "@ethersproject/properties" "^5.3.0"
-    "@ethersproject/strings" "^5.3.0"
-
 "@ethersproject/abstract-provider@5.0.5", "@ethersproject/abstract-provider@^5.0.4":
   version "5.0.5"
   resolved "https://registry.yarnpkg.com/@ethersproject/abstract-provider/-/abstract-provider-5.0.5.tgz#797a32a8707830af1ad8f833e9c228994d5572b9"
@@ -233,20 +148,7 @@
     "@ethersproject/transactions" "^5.0.5"
     "@ethersproject/web" "^5.0.6"
 
-"@ethersproject/abstract-provider@^5.3.0":
-  version "5.3.0"
-  resolved "https://registry.yarnpkg.com/@ethersproject/abstract-provider/-/abstract-provider-5.3.0.tgz#f4c0ae4a4cef9f204d7781de805fd44b72756c81"
-  integrity sha512-1+MLhGP1GwxBDBNwMWVmhCsvKwh4gK7oIfOrmlmePNeskg1NhIrYssraJBieaFNHUYfKEd/1DjiVZMw8Qu5Cxw==
-  dependencies:
-    "@ethersproject/bignumber" "^5.3.0"
-    "@ethersproject/bytes" "^5.3.0"
-    "@ethersproject/logger" "^5.3.0"
-    "@ethersproject/networks" "^5.3.0"
-    "@ethersproject/properties" "^5.3.0"
-    "@ethersproject/transactions" "^5.3.0"
-    "@ethersproject/web" "^5.3.0"
-
-"@ethersproject/abstract-signer@5.0.7", "@ethersproject/abstract-signer@^5.0.4", "@ethersproject/abstract-signer@^5.0.6":
+"@ethersproject/abstract-signer@5.0.7", "@ethersproject/abstract-signer@^5.0.2", "@ethersproject/abstract-signer@^5.0.4", "@ethersproject/abstract-signer@^5.0.6":
   version "5.0.7"
   resolved "https://registry.yarnpkg.com/@ethersproject/abstract-signer/-/abstract-signer-5.0.7.tgz#cdbd3bd479edf77c71b7f6a6156b0275b1176ded"
   integrity sha512-8W8gy/QutEL60EoMEpvxZ8MFAEWs/JvH5nmZ6xeLXoZvmBCasGmxqHdYjo2cxg0nevkPkq9SeenSsBBZSCx+SQ==
@@ -257,18 +159,7 @@
     "@ethersproject/logger" "^5.0.5"
     "@ethersproject/properties" "^5.0.3"
 
-"@ethersproject/abstract-signer@^5.3.0":
-  version "5.3.0"
-  resolved "https://registry.yarnpkg.com/@ethersproject/abstract-signer/-/abstract-signer-5.3.0.tgz#05172b653e15b535ed5854ef5f6a72f4b441052d"
-  integrity sha512-w8IFwOYqiPrtvosPuArZ3+QPR2nmdVTRrVY8uJYL3NNfMmQfTy3V3l2wbzX47UUlNbPJY+gKvzJAyvK1onZxJg==
-  dependencies:
-    "@ethersproject/abstract-provider" "^5.3.0"
-    "@ethersproject/bignumber" "^5.3.0"
-    "@ethersproject/bytes" "^5.3.0"
-    "@ethersproject/logger" "^5.3.0"
-    "@ethersproject/properties" "^5.3.0"
-
-"@ethersproject/address@5.0.5", "@ethersproject/address@>=5.0.0-beta.128", "@ethersproject/address@^5.0.4", "@ethersproject/address@^5.0.5":
+"@ethersproject/address@5.0.5", "@ethersproject/address@>=5.0.0-beta.128", "@ethersproject/address@^5.0.2", "@ethersproject/address@^5.0.4", "@ethersproject/address@^5.0.5":
   version "5.0.5"
   resolved "https://registry.yarnpkg.com/@ethersproject/address/-/address-5.0.5.tgz#2caa65f6b7125015395b1b54c985ee0b27059cc7"
   integrity sha512-DpkQ6rwk9jTefrRsJzEm6nhRiJd9pvhn1xN0rw5N/jswXG5r7BLk/GVA0mMAVWAsYfvi2xSc5L41FMox43RYEA==
@@ -280,17 +171,6 @@
     "@ethersproject/rlp" "^5.0.3"
     bn.js "^4.4.0"
 
-"@ethersproject/address@^5.3.0":
-  version "5.3.0"
-  resolved "https://registry.yarnpkg.com/@ethersproject/address/-/address-5.3.0.tgz#e53b69eacebf332e8175de814c5e6507d6932518"
-  integrity sha512-29TgjzEBK+gUEUAOfWCG7s9IxLNLCqvr+oDSk6L9TXD0VLvZJKhJV479tKQqheVA81OeGxfpdxYtUVH8hqlCvA==
-  dependencies:
-    "@ethersproject/bignumber" "^5.3.0"
-    "@ethersproject/bytes" "^5.3.0"
-    "@ethersproject/keccak256" "^5.3.0"
-    "@ethersproject/logger" "^5.3.0"
-    "@ethersproject/rlp" "^5.3.0"
-
 "@ethersproject/base64@5.0.4", "@ethersproject/base64@^5.0.3":
   version "5.0.4"
   resolved "https://registry.yarnpkg.com/@ethersproject/base64/-/base64-5.0.4.tgz#b0d8fdbf3dda977cf546dcd35725a7b1d5256caa"
@@ -298,13 +178,6 @@
   dependencies:
     "@ethersproject/bytes" "^5.0.4"
 
-"@ethersproject/base64@^5.3.0":
-  version "5.3.0"
-  resolved "https://registry.yarnpkg.com/@ethersproject/base64/-/base64-5.3.0.tgz#b831fb35418b42ad24d943c557259062b8640824"
-  integrity sha512-JIqgtOmgKcbc2sjGWTXyXktqUhvFUDte8fPVsAaOrcPiJf6YotNF+nsrOYGC9pbHBEGSuSBp3QR0varkO8JHEw==
-  dependencies:
-    "@ethersproject/bytes" "^5.3.0"
-
 "@ethersproject/basex@5.0.4", "@ethersproject/basex@^5.0.3":
   version "5.0.4"
   resolved "https://registry.yarnpkg.com/@ethersproject/basex/-/basex-5.0.4.tgz#93e1cd11f9a47281da2389de24f88e13e9d90847"
@@ -313,15 +186,7 @@
     "@ethersproject/bytes" "^5.0.4"
     "@ethersproject/properties" "^5.0.3"
 
-"@ethersproject/basex@^5.3.0":
-  version "5.3.0"
-  resolved "https://registry.yarnpkg.com/@ethersproject/basex/-/basex-5.3.0.tgz#02dea3ab8559ae625c6d548bc11773432255c916"
-  integrity sha512-8J4nS6t/SOnoCgr3DF5WCSRLC5YwTKYpZWJqeyYQLX+86TwPhtzvHXacODzcDII9tWKhVg6g0Bka8JCBWXsCiQ==
-  dependencies:
-    "@ethersproject/bytes" "^5.3.0"
-    "@ethersproject/properties" "^5.3.0"
-
-"@ethersproject/bignumber@5.0.8", "@ethersproject/bignumber@>=5.0.0-beta.130", "@ethersproject/bignumber@^5.0.7", "@ethersproject/bignumber@^5.0.8":
+"@ethersproject/bignumber@5.0.8", "@ethersproject/bignumber@>=5.0.0-beta.130", "@ethersproject/bignumber@^5.0.5", "@ethersproject/bignumber@^5.0.7", "@ethersproject/bignumber@^5.0.8":
   version "5.0.8"
   resolved "https://registry.yarnpkg.com/@ethersproject/bignumber/-/bignumber-5.0.8.tgz#cee33bd8eb0266176def0d371b45274b1d2c4ec0"
   integrity sha512-KXFVAFKS1jdTXYN8BE5Oj+ZfPMh28iRdFeNGBVT6cUFdtiPVqeXqc0ggvBqA3A1VoFFGgM7oAeaagA393aORHA==
@@ -330,29 +195,13 @@
     "@ethersproject/logger" "^5.0.5"
     bn.js "^4.4.0"
 
-"@ethersproject/bignumber@^5.3.0":
-  version "5.3.0"
-  resolved "https://registry.yarnpkg.com/@ethersproject/bignumber/-/bignumber-5.3.0.tgz#74ab2ec9c3bda4e344920565720a6ee9c794e9db"
-  integrity sha512-5xguJ+Q1/zRMgHgDCaqAexx/8DwDVLRemw2i6uR8KyGjwGdXI8f32QZZ1cKGucBN6ekJvpUpHy6XAuQnTv0mPA==
-  dependencies:
-    "@ethersproject/bytes" "^5.3.0"
-    "@ethersproject/logger" "^5.3.0"
-    bn.js "^4.11.9"
-
-"@ethersproject/bytes@5.0.5", "@ethersproject/bytes@>=5.0.0-beta.129", "@ethersproject/bytes@^5.0.4":
+"@ethersproject/bytes@5.0.5", "@ethersproject/bytes@>=5.0.0-beta.129", "@ethersproject/bytes@^5.0.2", "@ethersproject/bytes@^5.0.4":
   version "5.0.5"
   resolved "https://registry.yarnpkg.com/@ethersproject/bytes/-/bytes-5.0.5.tgz#688b70000e550de0c97a151a21f15b87d7f97d7c"
   integrity sha512-IEj9HpZB+ACS6cZ+QQMTqmu/cnUK2fYNE6ms/PVxjoBjoxc6HCraLpam1KuRvreMy0i523PLmjN8OYeikRdcUQ==
   dependencies:
     "@ethersproject/logger" "^5.0.5"
 
-"@ethersproject/bytes@^5.3.0":
-  version "5.3.0"
-  resolved "https://registry.yarnpkg.com/@ethersproject/bytes/-/bytes-5.3.0.tgz#473e0da7f831d535b2002be05e6f4ca3729a1bc9"
-  integrity sha512-rqLJjdVqCcn7glPer7Fxh87PRqlnRScVAoxcIP3PmOUNApMWJ6yRdOFfo2KvPAdO7Le3yEI1o0YW+Yvr7XCYvw==
-  dependencies:
-    "@ethersproject/logger" "^5.3.0"
-
 "@ethersproject/constants@5.0.5", "@ethersproject/constants@>=5.0.0-beta.128", "@ethersproject/constants@^5.0.4":
   version "5.0.5"
   resolved "https://registry.yarnpkg.com/@ethersproject/constants/-/constants-5.0.5.tgz#0ed19b002e8404bdf6d135234dc86a7d9bcf9b71"
@@ -360,14 +209,7 @@
   dependencies:
     "@ethersproject/bignumber" "^5.0.7"
 
-"@ethersproject/constants@^5.3.0":
-  version "5.3.0"
-  resolved "https://registry.yarnpkg.com/@ethersproject/constants/-/constants-5.3.0.tgz#a5d6d86c0eec2c64c3024479609493b9afb3fc77"
-  integrity sha512-4y1feNOwEpgjAfiCFWOHznvv6qUF/H6uI0UKp8xdhftb+H+FbKflXg1pOgH5qs4Sr7EYBL+zPyPb+YD5g1aEyw==
-  dependencies:
-    "@ethersproject/bignumber" "^5.3.0"
-
-"@ethersproject/contracts@5.0.5":
+"@ethersproject/contracts@5.0.5", "@ethersproject/contracts@^5.0.2":
   version "5.0.5"
   resolved "https://registry.yarnpkg.com/@ethersproject/contracts/-/contracts-5.0.5.tgz#64831a341ec8ca225e83ff3e9437c26b970fd5d7"
   integrity sha512-tFI255lFbmbqMkgnuyhDWHl3yWqttPlReplYuVvDCT/SuvBjLR4ad2uipBlh1fh5X1ipK9ettAoV4S0HKim4Kw==
@@ -382,22 +224,6 @@
     "@ethersproject/logger" "^5.0.5"
     "@ethersproject/properties" "^5.0.3"
 
-"@ethersproject/contracts@^5.3.0":
-  version "5.3.0"
-  resolved "https://registry.yarnpkg.com/@ethersproject/contracts/-/contracts-5.3.0.tgz#ad699a3abaae30bfb6422cf31813a663b2d4099c"
-  integrity sha512-eDyQ8ltykvyQqnGZxb/c1e0OnEtzqXhNNC4BX8nhYBCaoBrYYuK/1fLmyEvc5+XUMoxNhwpYkoSSwvPLci7/Zg==
-  dependencies:
-    "@ethersproject/abi" "^5.3.0"
-    "@ethersproject/abstract-provider" "^5.3.0"
-    "@ethersproject/abstract-signer" "^5.3.0"
-    "@ethersproject/address" "^5.3.0"
-    "@ethersproject/bignumber" "^5.3.0"
-    "@ethersproject/bytes" "^5.3.0"
-    "@ethersproject/constants" "^5.3.0"
-    "@ethersproject/logger" "^5.3.0"
-    "@ethersproject/properties" "^5.3.0"
-    "@ethersproject/transactions" "^5.3.0"
-
 "@ethersproject/hash@5.0.6", "@ethersproject/hash@>=5.0.0-beta.128", "@ethersproject/hash@^5.0.4":
   version "5.0.6"
   resolved "https://registry.yarnpkg.com/@ethersproject/hash/-/hash-5.0.6.tgz#2a2e8a1470685421217e9e86e9971ca636e609ce"
@@ -412,20 +238,6 @@
     "@ethersproject/properties" "^5.0.4"
     "@ethersproject/strings" "^5.0.4"
 
-"@ethersproject/hash@^5.3.0":
-  version "5.3.0"
-  resolved "https://registry.yarnpkg.com/@ethersproject/hash/-/hash-5.3.0.tgz#f65e3bf3db3282df4da676db6cfa049535dd3643"
-  integrity sha512-gAFZSjUPQ32CIfoKSMtMEQ+IO0kQxqhwz9fCIFt2DtAq2u4pWt8mL9Z5P0r6KkLcQU8LE9FmuPPyd+JvBzmr1w==
-  dependencies:
-    "@ethersproject/abstract-signer" "^5.3.0"
-    "@ethersproject/address" "^5.3.0"
-    "@ethersproject/bignumber" "^5.3.0"
-    "@ethersproject/bytes" "^5.3.0"
-    "@ethersproject/keccak256" "^5.3.0"
-    "@ethersproject/logger" "^5.3.0"
-    "@ethersproject/properties" "^5.3.0"
-    "@ethersproject/strings" "^5.3.0"
-
 "@ethersproject/hdnode@5.0.5", "@ethersproject/hdnode@^5.0.4":
   version "5.0.5"
   resolved "https://registry.yarnpkg.com/@ethersproject/hdnode/-/hdnode-5.0.5.tgz#1f89aad0a5ba9dfae3a85a36e0669f8bc7a74781"
@@ -444,24 +256,6 @@
     "@ethersproject/transactions" "^5.0.5"
     "@ethersproject/wordlists" "^5.0.4"
 
-"@ethersproject/hdnode@^5.3.0":
-  version "5.3.0"
-  resolved "https://registry.yarnpkg.com/@ethersproject/hdnode/-/hdnode-5.3.0.tgz#26fed65ffd5c25463fddff13f5fb4e5617553c94"
-  integrity sha512-zLmmtLNoDMGoYRdjOab01Zqkvp+TmZyCGDAMQF1Bs3yZyBs/kzTNi1qJjR1jVUcPP5CWGtjFwY8iNG8oNV9J8g==
-  dependencies:
-    "@ethersproject/abstract-signer" "^5.3.0"
-    "@ethersproject/basex" "^5.3.0"
-    "@ethersproject/bignumber" "^5.3.0"
-    "@ethersproject/bytes" "^5.3.0"
-    "@ethersproject/logger" "^5.3.0"
-    "@ethersproject/pbkdf2" "^5.3.0"
-    "@ethersproject/properties" "^5.3.0"
-    "@ethersproject/sha2" "^5.3.0"
-    "@ethersproject/signing-key" "^5.3.0"
-    "@ethersproject/strings" "^5.3.0"
-    "@ethersproject/transactions" "^5.3.0"
-    "@ethersproject/wordlists" "^5.3.0"
-
 "@ethersproject/json-wallets@5.0.7", "@ethersproject/json-wallets@^5.0.6":
   version "5.0.7"
   resolved "https://registry.yarnpkg.com/@ethersproject/json-wallets/-/json-wallets-5.0.7.tgz#4c48753b38ce7bce23a55f25c23f24617cf560e5"
@@ -481,25 +275,6 @@
     aes-js "3.0.0"
     scrypt-js "3.0.1"
 
-"@ethersproject/json-wallets@^5.3.0":
-  version "5.3.0"
-  resolved "https://registry.yarnpkg.com/@ethersproject/json-wallets/-/json-wallets-5.3.0.tgz#7b1a5ff500c12aa8597ae82c8939837b0449376e"
-  integrity sha512-/xwbqaIb5grUIGNmeEaz8GdcpmDr++X8WT4Jqcclnxow8PXCUHFeDxjf3O+nSuoqOYG/Ds0+BI5xuQKbva6Xkw==
-  dependencies:
-    "@ethersproject/abstract-signer" "^5.3.0"
-    "@ethersproject/address" "^5.3.0"
-    "@ethersproject/bytes" "^5.3.0"
-    "@ethersproject/hdnode" "^5.3.0"
-    "@ethersproject/keccak256" "^5.3.0"
-    "@ethersproject/logger" "^5.3.0"
-    "@ethersproject/pbkdf2" "^5.3.0"
-    "@ethersproject/properties" "^5.3.0"
-    "@ethersproject/random" "^5.3.0"
-    "@ethersproject/strings" "^5.3.0"
-    "@ethersproject/transactions" "^5.3.0"
-    aes-js "3.0.0"
-    scrypt-js "3.0.1"
-
 "@ethersproject/keccak256@5.0.4", "@ethersproject/keccak256@>=5.0.0-beta.127", "@ethersproject/keccak256@^5.0.3":
   version "5.0.4"
   resolved "https://registry.yarnpkg.com/@ethersproject/keccak256/-/keccak256-5.0.4.tgz#36ca0a7d1ae2a272da5654cb886776d0c680ef3a"
@@ -508,24 +283,11 @@
     "@ethersproject/bytes" "^5.0.4"
     js-sha3 "0.5.7"
 
-"@ethersproject/keccak256@^5.3.0":
-  version "5.3.0"
-  resolved "https://registry.yarnpkg.com/@ethersproject/keccak256/-/keccak256-5.3.0.tgz#fb5cd36bdfd6fa02e2ea84964078a9fc6bd731be"
-  integrity sha512-Gv2YqgIUmRbYVNIibafT0qGaeGYLIA/EdWHJ7JcVxVSs2vyxafGxOJ5VpSBHWeOIsE6OOaCelYowhuuTicgdFQ==
-  dependencies:
-    "@ethersproject/bytes" "^5.3.0"
-    js-sha3 "0.5.7"
-
 "@ethersproject/logger@5.0.6", "@ethersproject/logger@>=5.0.0-beta.129", "@ethersproject/logger@^5.0.5":
   version "5.0.6"
   resolved "https://registry.yarnpkg.com/@ethersproject/logger/-/logger-5.0.6.tgz#faa484203e86e08be9e07fef826afeef7183fe88"
   integrity sha512-FrX0Vnb3JZ1md/7GIZfmJ06XOAA8r3q9Uqt9O5orr4ZiksnbpXKlyDzQtlZ5Yv18RS8CAUbiKH9vwidJg1BPmQ==
 
-"@ethersproject/logger@^5.3.0":
-  version "5.3.0"
-  resolved "https://registry.yarnpkg.com/@ethersproject/logger/-/logger-5.3.0.tgz#7a69fa1d4ca0d4b7138da1627eb152f763d84dd0"
-  integrity sha512-8bwJ2gxJGkZZnpQSq5uSiZSJjyVTWmlGft4oH8vxHdvO1Asy4TwVepAhPgxIQIMxXZFUNMych1YjIV4oQ4I7dA==
-
 "@ethersproject/networks@5.0.4", "@ethersproject/networks@^5.0.3":
   version "5.0.4"
   resolved "https://registry.yarnpkg.com/@ethersproject/networks/-/networks-5.0.4.tgz#6d320a5e15a0cda804f5da88be0ba846156f6eec"
@@ -533,13 +295,6 @@
   dependencies:
     "@ethersproject/logger" "^5.0.5"
 
-"@ethersproject/networks@^5.3.0":
-  version "5.3.1"
-  resolved "https://registry.yarnpkg.com/@ethersproject/networks/-/networks-5.3.1.tgz#78fe08324cee289ce239acf8c746121934b2ef61"
-  integrity sha512-6uQKHkYChlsfeiZhQ8IHIqGE/sQsf25o9ZxAYpMxi15dLPzz3IxOEF5KiSD32aHwsjXVBKBSlo+teAXLlYJybw==
-  dependencies:
-    "@ethersproject/logger" "^5.3.0"
-
 "@ethersproject/pbkdf2@5.0.4", "@ethersproject/pbkdf2@^5.0.3":
   version "5.0.4"
   resolved "https://registry.yarnpkg.com/@ethersproject/pbkdf2/-/pbkdf2-5.0.4.tgz#a0841d53f5ce9a2b52a65a349d2dc15910b0a767"
@@ -548,14 +303,6 @@
     "@ethersproject/bytes" "^5.0.4"
     "@ethersproject/sha2" "^5.0.3"
 
-"@ethersproject/pbkdf2@^5.3.0":
-  version "5.3.0"
-  resolved "https://registry.yarnpkg.com/@ethersproject/pbkdf2/-/pbkdf2-5.3.0.tgz#8adbb41489c3c9f319cc44bc7d3e6095fd468dc8"
-  integrity sha512-Q9ChVU6gBFiex0FSdtzo4b0SAKz3ZYcYVFLrEWHL0FnHvNk3J3WgAtRNtBQGQYn/T5wkoTdZttMbfBkFlaiWcA==
-  dependencies:
-    "@ethersproject/bytes" "^5.3.0"
-    "@ethersproject/sha2" "^5.3.0"
-
 "@ethersproject/properties@5.0.4", "@ethersproject/properties@>=5.0.0-beta.131", "@ethersproject/properties@^5.0.3", "@ethersproject/properties@^5.0.4":
   version "5.0.4"
   resolved "https://registry.yarnpkg.com/@ethersproject/properties/-/properties-5.0.4.tgz#a67a1f5a52c30850b5062c861631e73d131f666e"
@@ -563,14 +310,7 @@
   dependencies:
     "@ethersproject/logger" "^5.0.5"
 
-"@ethersproject/properties@^5.3.0":
-  version "5.3.0"
-  resolved "https://registry.yarnpkg.com/@ethersproject/properties/-/properties-5.3.0.tgz#feef4c4babeb7c10a6b3449575016f4ad2c092b2"
-  integrity sha512-PaHxJyM5/bfusk6vr3yP//JMnm4UEojpzuWGTmtL5X4uNhNnFNvlYilZLyDr4I9cTkIbipCMsAuIcXWsmdRnEw==
-  dependencies:
-    "@ethersproject/logger" "^5.3.0"
-
-"@ethersproject/providers@5.0.14":
+"@ethersproject/providers@5.0.14", "@ethersproject/providers@^5.0.5":
   version "5.0.14"
   resolved "https://registry.yarnpkg.com/@ethersproject/providers/-/providers-5.0.14.tgz#751ccb14b4a8c8e9e4be171818c23f4601be90ba"
   integrity sha512-K9QRRkkHWyprm3g4L8U9aPx5uyivznL4RYemkN2shCQumyGqFJ5SO+OtQrgebVm0JpGwFAUGugnhRUh49sjErw==
@@ -595,31 +335,6 @@
     bech32 "1.1.4"
     ws "7.2.3"
 
-"@ethersproject/providers@^5.3.1":
-  version "5.3.1"
-  resolved "https://registry.yarnpkg.com/@ethersproject/providers/-/providers-5.3.1.tgz#a12c6370e8cbc0968c9744641b8ef90b0dd5ec2b"
-  integrity sha512-HC63vENTrur6/JKEhcQbA8PRDj1FAesdpX98IW+xAAo3EAkf70ou5fMIA3KCGzJDLNTeYA4C2Bonz849tVLekg==
-  dependencies:
-    "@ethersproject/abstract-provider" "^5.3.0"
-    "@ethersproject/abstract-signer" "^5.3.0"
-    "@ethersproject/address" "^5.3.0"
-    "@ethersproject/basex" "^5.3.0"
-    "@ethersproject/bignumber" "^5.3.0"
-    "@ethersproject/bytes" "^5.3.0"
-    "@ethersproject/constants" "^5.3.0"
-    "@ethersproject/hash" "^5.3.0"
-    "@ethersproject/logger" "^5.3.0"
-    "@ethersproject/networks" "^5.3.0"
-    "@ethersproject/properties" "^5.3.0"
-    "@ethersproject/random" "^5.3.0"
-    "@ethersproject/rlp" "^5.3.0"
-    "@ethersproject/sha2" "^5.3.0"
-    "@ethersproject/strings" "^5.3.0"
-    "@ethersproject/transactions" "^5.3.0"
-    "@ethersproject/web" "^5.3.0"
-    bech32 "1.1.4"
-    ws "7.4.6"
-
 "@ethersproject/random@5.0.4", "@ethersproject/random@^5.0.3":
   version "5.0.4"
   resolved "https://registry.yarnpkg.com/@ethersproject/random/-/random-5.0.4.tgz#98f7cf65b0e588cec39ef24843e391ed5004556f"
@@ -628,14 +343,6 @@
     "@ethersproject/bytes" "^5.0.4"
     "@ethersproject/logger" "^5.0.5"
 
-"@ethersproject/random@^5.3.0":
-  version "5.3.0"
-  resolved "https://registry.yarnpkg.com/@ethersproject/random/-/random-5.3.0.tgz#7c46bf36e50cb0d0550bc8c666af8e1d4496dc1a"
-  integrity sha512-A5SL/4inutSwt3Fh2OD0x2gz+x6GHmuUnIPkR7zAiTidMD2N8F6tZdMF1hlQKWVCcVMWhEQg8mWijhEzm6BBYw==
-  dependencies:
-    "@ethersproject/bytes" "^5.3.0"
-    "@ethersproject/logger" "^5.3.0"
-
 "@ethersproject/rlp@5.0.4", "@ethersproject/rlp@^5.0.3":
   version "5.0.4"
   resolved "https://registry.yarnpkg.com/@ethersproject/rlp/-/rlp-5.0.4.tgz#0090a0271e84ea803016a112a79f5cfd80271a77"
@@ -644,14 +351,6 @@
     "@ethersproject/bytes" "^5.0.4"
     "@ethersproject/logger" "^5.0.5"
 
-"@ethersproject/rlp@^5.3.0":
-  version "5.3.0"
-  resolved "https://registry.yarnpkg.com/@ethersproject/rlp/-/rlp-5.3.0.tgz#7cb93a7b5dfa69163894153c9d4b0d936f333188"
-  integrity sha512-oI0joYpsRanl9guDubaW+1NbcpK0vJ3F/6Wpcanzcnqq+oaW9O5E98liwkEDPcb16BUTLIJ+ZF8GPIHYxJ/5Pw==
-  dependencies:
-    "@ethersproject/bytes" "^5.3.0"
-    "@ethersproject/logger" "^5.3.0"
-
 "@ethersproject/sha2@5.0.4", "@ethersproject/sha2@^5.0.3":
   version "5.0.4"
   resolved "https://registry.yarnpkg.com/@ethersproject/sha2/-/sha2-5.0.4.tgz#40f639721a27dbe034b3dee021ba20b054586fec"
@@ -661,15 +360,6 @@
     "@ethersproject/logger" "^5.0.5"
     hash.js "1.1.3"
 
-"@ethersproject/sha2@^5.3.0":
-  version "5.3.0"
-  resolved "https://registry.yarnpkg.com/@ethersproject/sha2/-/sha2-5.3.0.tgz#209f9a1649f7d2452dcd5e5b94af43b7f3f42366"
-  integrity sha512-r5ftlwKcocYEuFz2JbeKOT5SAsCV4m1RJDsTOEfQ5L67ZC7NFDK5i7maPdn1bx4nPhylF9VAwxSrQ1esmwzylg==
-  dependencies:
-    "@ethersproject/bytes" "^5.3.0"
-    "@ethersproject/logger" "^5.3.0"
-    hash.js "1.1.7"
-
 "@ethersproject/signing-key@5.0.5", "@ethersproject/signing-key@^5.0.4":
   version "5.0.5"
   resolved "https://registry.yarnpkg.com/@ethersproject/signing-key/-/signing-key-5.0.5.tgz#acfd06fc05a14180df7e027688bbd23fc4baf782"
@@ -680,19 +370,7 @@
     "@ethersproject/properties" "^5.0.3"
     elliptic "6.5.3"
 
-"@ethersproject/signing-key@^5.3.0":
-  version "5.3.0"
-  resolved "https://registry.yarnpkg.com/@ethersproject/signing-key/-/signing-key-5.3.0.tgz#a96c88f8173e1abedfa35de32d3e5db7c48e5259"
-  integrity sha512-+DX/GwHAd0ok1bgedV1cKO0zfK7P/9aEyNoaYiRsGHpCecN7mhLqcdoUiUzE7Uz86LBsxm5ssK0qA1kBB47fbQ==
-  dependencies:
-    "@ethersproject/bytes" "^5.3.0"
-    "@ethersproject/logger" "^5.3.0"
-    "@ethersproject/properties" "^5.3.0"
-    bn.js "^4.11.9"
-    elliptic "6.5.4"
-    hash.js "1.1.7"
-
-"@ethersproject/solidity@5.0.5":
+"@ethersproject/solidity@5.0.5", "@ethersproject/solidity@^5.0.2":
   version "5.0.5"
   resolved "https://registry.yarnpkg.com/@ethersproject/solidity/-/solidity-5.0.5.tgz#97a7d8a67f2d944f208c948fed0d565512bcc2be"
   integrity sha512-DMFQ0ouXmNVoKWbGEUFGi8Urli4SJip9jXafQyFHWPRr5oJUqDVkNfwcyC37k+mhBG93k7qrYXCH2xJnGEOxHg==
@@ -703,17 +381,6 @@
     "@ethersproject/sha2" "^5.0.3"
     "@ethersproject/strings" "^5.0.4"
 
-"@ethersproject/solidity@^5.3.0":
-  version "5.3.0"
-  resolved "https://registry.yarnpkg.com/@ethersproject/solidity/-/solidity-5.3.0.tgz#2a0b00b4aaaef99a080ddea13acab1fa35cd4a93"
-  integrity sha512-uLRBaNUiISHbut94XKewJgQh6UmydWTBp71I7I21pkjVXfZO2dJ5EOo3jCnumJc01M4LOm79dlNNmF3oGIvweQ==
-  dependencies:
-    "@ethersproject/bignumber" "^5.3.0"
-    "@ethersproject/bytes" "^5.3.0"
-    "@ethersproject/keccak256" "^5.3.0"
-    "@ethersproject/sha2" "^5.3.0"
-    "@ethersproject/strings" "^5.3.0"
-
 "@ethersproject/strings@5.0.5", "@ethersproject/strings@>=5.0.0-beta.130", "@ethersproject/strings@^5.0.4":
   version "5.0.5"
   resolved "https://registry.yarnpkg.com/@ethersproject/strings/-/strings-5.0.5.tgz#ed7e99a282a02f40757691b04a24cd83f3752195"
@@ -723,16 +390,7 @@
     "@ethersproject/constants" "^5.0.4"
     "@ethersproject/logger" "^5.0.5"
 
-"@ethersproject/strings@^5.3.0":
-  version "5.3.0"
-  resolved "https://registry.yarnpkg.com/@ethersproject/strings/-/strings-5.3.0.tgz#a6b640aab56a18e0909f657da798eef890968ff0"
-  integrity sha512-j/AzIGZ503cvhuF2ldRSjB0BrKzpsBMtCieDtn4TYMMZMQ9zScJn9wLzTQl/bRNvJbBE6TOspK0r8/Ngae/f2Q==
-  dependencies:
-    "@ethersproject/bytes" "^5.3.0"
-    "@ethersproject/constants" "^5.3.0"
-    "@ethersproject/logger" "^5.3.0"
-
-"@ethersproject/transactions@5.0.6", "@ethersproject/transactions@^5.0.0-beta.135", "@ethersproject/transactions@^5.0.5":
+"@ethersproject/transactions@5.0.6", "@ethersproject/transactions@^5.0.0-beta.135", "@ethersproject/transactions@^5.0.2", "@ethersproject/transactions@^5.0.5":
   version "5.0.6"
   resolved "https://registry.yarnpkg.com/@ethersproject/transactions/-/transactions-5.0.6.tgz#b8b27938be6e9ed671dbdd35fe98af8b14d0df7c"
   integrity sha512-htsFhOD+NMBxx676A8ehSuwVV49iqpSB+CkjPZ02tpNew0K6p8g0CZ46Z1ZP946gIHAU80xQ0NACHYrjIUaCFA==
@@ -747,21 +405,6 @@
     "@ethersproject/rlp" "^5.0.3"
     "@ethersproject/signing-key" "^5.0.4"
 
-"@ethersproject/transactions@^5.3.0":
-  version "5.3.0"
-  resolved "https://registry.yarnpkg.com/@ethersproject/transactions/-/transactions-5.3.0.tgz#49b86f2bafa4d0bdf8e596578fc795ee47c50458"
-  integrity sha512-cdfK8VVyW2oEBCXhURG0WQ6AICL/r6Gmjh0e4Bvbv6MCn/GBd8FeBH3rtl7ho+AW50csMKeGv3m3K1HSHB2jMQ==
-  dependencies:
-    "@ethersproject/address" "^5.3.0"
-    "@ethersproject/bignumber" "^5.3.0"
-    "@ethersproject/bytes" "^5.3.0"
-    "@ethersproject/constants" "^5.3.0"
-    "@ethersproject/keccak256" "^5.3.0"
-    "@ethersproject/logger" "^5.3.0"
-    "@ethersproject/properties" "^5.3.0"
-    "@ethersproject/rlp" "^5.3.0"
-    "@ethersproject/signing-key" "^5.3.0"
-
 "@ethersproject/units@5.0.6":
   version "5.0.6"
   resolved "https://registry.yarnpkg.com/@ethersproject/units/-/units-5.0.6.tgz#e1169ecffb7e8d5eab84e1481a4e35df19045708"
@@ -771,7 +414,7 @@
     "@ethersproject/constants" "^5.0.4"
     "@ethersproject/logger" "^5.0.5"
 
-"@ethersproject/wallet@5.0.7":
+"@ethersproject/wallet@5.0.7", "@ethersproject/wallet@^5.0.2":
   version "5.0.7"
   resolved "https://registry.yarnpkg.com/@ethersproject/wallet/-/wallet-5.0.7.tgz#9d4540f97d534e3d61548ace30f15857209b3f02"
   integrity sha512-n2GX1+2Tc0qV8dguUcLkjNugINKvZY7u/5fEsn0skW9rz5+jHTR5IKMV6jSfXA+WjQT8UCNMvkI3CNcdhaPbTQ==
@@ -792,27 +435,6 @@
     "@ethersproject/transactions" "^5.0.5"
     "@ethersproject/wordlists" "^5.0.4"
 
-"@ethersproject/wallet@^5.3.0":
-  version "5.3.0"
-  resolved "https://registry.yarnpkg.com/@ethersproject/wallet/-/wallet-5.3.0.tgz#91946b470bd279e39ade58866f21f92749d062af"
-  integrity sha512-boYBLydG6671p9QoG6EinNnNzbm7DNOjVT20eV8J6HQEq4aUaGiA2CytF2vK+2rOEWbzhZqoNDt6AlkE1LlsTg==
-  dependencies:
-    "@ethersproject/abstract-provider" "^5.3.0"
-    "@ethersproject/abstract-signer" "^5.3.0"
-    "@ethersproject/address" "^5.3.0"
-    "@ethersproject/bignumber" "^5.3.0"
-    "@ethersproject/bytes" "^5.3.0"
-    "@ethersproject/hash" "^5.3.0"
-    "@ethersproject/hdnode" "^5.3.0"
-    "@ethersproject/json-wallets" "^5.3.0"
-    "@ethersproject/keccak256" "^5.3.0"
-    "@ethersproject/logger" "^5.3.0"
-    "@ethersproject/properties" "^5.3.0"
-    "@ethersproject/random" "^5.3.0"
-    "@ethersproject/signing-key" "^5.3.0"
-    "@ethersproject/transactions" "^5.3.0"
-    "@ethersproject/wordlists" "^5.3.0"
-
 "@ethersproject/web@5.0.9", "@ethersproject/web@^5.0.6":
   version "5.0.9"
   resolved "https://registry.yarnpkg.com/@ethersproject/web/-/web-5.0.9.tgz#b08f8295f4bfd4777c8723fe9572f5453b9f03cb"
@@ -824,17 +446,6 @@
     "@ethersproject/properties" "^5.0.3"
     "@ethersproject/strings" "^5.0.4"
 
-"@ethersproject/web@^5.3.0":
-  version "5.3.0"
-  resolved "https://registry.yarnpkg.com/@ethersproject/web/-/web-5.3.0.tgz#7959c403f6476c61515008d8f92da51c553a8ee1"
-  integrity sha512-Ni6/DHnY6k/TD41LEkv0RQDx4jqWz5e/RZvrSecsxGYycF+MFy2z++T/yGc2peRunLOTIFwEksgEGGlbwfYmhQ==
-  dependencies:
-    "@ethersproject/base64" "^5.3.0"
-    "@ethersproject/bytes" "^5.3.0"
-    "@ethersproject/logger" "^5.3.0"
-    "@ethersproject/properties" "^5.3.0"
-    "@ethersproject/strings" "^5.3.0"
-
 "@ethersproject/wordlists@5.0.5", "@ethersproject/wordlists@^5.0.4":
   version "5.0.5"
   resolved "https://registry.yarnpkg.com/@ethersproject/wordlists/-/wordlists-5.0.5.tgz#a935b7fdb86c96b44ea8391fed94b3fa2f33c606"
@@ -846,17 +457,6 @@
     "@ethersproject/properties" "^5.0.3"
     "@ethersproject/strings" "^5.0.4"
 
-"@ethersproject/wordlists@^5.3.0":
-  version "5.3.0"
-  resolved "https://registry.yarnpkg.com/@ethersproject/wordlists/-/wordlists-5.3.0.tgz#45a0205f5178c1de33d316cb2ab7ed5eac3c06c5"
-  integrity sha512-JcwumCZcsUxgWpiFU/BRy6b4KlTRdOmYvOKZcAw/3sdF93/pZyPW5Od2hFkHS8oWp4xS06YQ+qHqQhdcxdHafQ==
-  dependencies:
-    "@ethersproject/bytes" "^5.3.0"
-    "@ethersproject/hash" "^5.3.0"
-    "@ethersproject/logger" "^5.3.0"
-    "@ethersproject/properties" "^5.3.0"
-    "@ethersproject/strings" "^5.3.0"
-
 "@nodelib/fs.scandir@2.1.3":
   version "2.1.3"
   resolved "https://registry.yarnpkg.com/@nodelib/fs.scandir/-/fs.scandir-2.1.3.tgz#3a582bdb53804c6ba6d146579c46e52130cf4a3b"
@@ -878,10 +478,31 @@
     "@nodelib/fs.scandir" "2.1.3"
     fastq "^1.6.0"
 
-"@nomiclabs/hardhat-ethers@^2.0.2":
-  version "2.0.2"
-  resolved "https://registry.yarnpkg.com/@nomiclabs/hardhat-ethers/-/hardhat-ethers-2.0.2.tgz#c472abcba0c5185aaa4ad4070146e95213c68511"
-  integrity sha512-6quxWe8wwS4X5v3Au8q1jOvXYEPkS1Fh+cME5u6AwNdnI4uERvPlVjlgRWzpnb+Rrt1l/cEqiNRH9GlsBMSDQg==
+"@nomiclabs/ethereumjs-vm@^4.1.1":
+  version "4.2.0"
+  resolved "https://registry.yarnpkg.com/@nomiclabs/ethereumjs-vm/-/ethereumjs-vm-4.2.0.tgz#a853bdb4fb032529f810f32bb767551d19d7ce57"
+  integrity sha512-+XwqoO941bILTO4KDLIUJ37U42ySxw6it7jyoi0tKv0/VUcOrWKF1TCQWMv6dBDRlxpPQd273n9o5SVlYYLRWQ==
+  dependencies:
+    async "^2.1.2"
+    async-eventemitter "^0.2.2"
+    core-js-pure "^3.0.1"
+    ethereumjs-account "^3.0.0"
+    ethereumjs-block "^2.2.2"
+    ethereumjs-blockchain "^4.0.3"
+    ethereumjs-common "^1.5.0"
+    ethereumjs-tx "^2.1.2"
+    ethereumjs-util "^6.2.0"
+    fake-merkle-patricia-tree "^1.0.1"
+    functional-red-black-tree "^1.0.1"
+    merkle-patricia-tree "^2.3.2"
+    rustbn.js "~0.2.0"
+    safe-buffer "^5.1.1"
+    util.promisify "^1.0.0"
+
+"@nomiclabs/hardhat-ethers@^2.0.0":
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/@nomiclabs/hardhat-ethers/-/hardhat-ethers-2.0.0.tgz#ebab032b3aed03945ea560f56bb67aec56a30cbc"
+  integrity sha512-fIi6XP9PgKqwSNVcLDr6S5hvGlc21PendaLD5eGdXEXc9aYQ0OJX8Mk3evs+p78x7W9n9U3ZcKtTiGc1+YScDw==
 
 "@nomiclabs/hardhat-solhint@^2.0.0":
   version "2.0.0"
@@ -890,10 +511,10 @@
   dependencies:
     solhint "^2.0.0"
 
-"@nomiclabs/hardhat-waffle@^2.0.1":
-  version "2.0.1"
-  resolved "https://registry.yarnpkg.com/@nomiclabs/hardhat-waffle/-/hardhat-waffle-2.0.1.tgz#5d43654fba780720c5033dea240fe14f70ef4bd2"
-  integrity sha512-2YR2V5zTiztSH9n8BYWgtv3Q+EL0N5Ltm1PAr5z20uAY4SkkfylJ98CIqt18XFvxTD5x4K2wKBzddjV9ViDAZQ==
+"@nomiclabs/hardhat-waffle@^2.0.0":
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/@nomiclabs/hardhat-waffle/-/hardhat-waffle-2.0.0.tgz#b06533c802da1a9d614e432f719d2816384df9b3"
+  integrity sha512-CnG9JC0rgqa68LTgyETxBUEWYAovvNGVs5abqaXjG80eF7iMLjDjM8IjOM87siAaxaxFCf6VBMJmtueqVq7jZw==
   dependencies:
     "@types/sinon-chai" "^3.2.3"
     "@types/web3" "1.0.19"
@@ -1091,12 +712,7 @@
   resolved "https://registry.yarnpkg.com/@sindresorhus/is/-/is-0.14.0.tgz#9fb3a3cf3132328151f353de4632e01e52102bea"
   integrity sha512-9NET910DNaIPngYnLLPeg+Ogzqsi9uM4mSboU5y6p8S5DzMTVEsJZrawi+BoDNUVBa2DhJqQYUFvMDfgU062LQ==
 
-"@solidity-parser/parser@^0.11.0":
-  version "0.11.1"
-  resolved "https://registry.yarnpkg.com/@solidity-parser/parser/-/parser-0.11.1.tgz#fa840af64840c930f24a9c82c08d4a092a068add"
-  integrity sha512-H8BSBoKE8EubJa0ONqecA2TviT3TnHeC4NpgnAHSUiuhZoQBfPB4L2P9bs8R6AoTW10Endvh3vc+fomVMIDIYQ==
-
-"@solidity-parser/parser@^0.7.0":
+"@solidity-parser/parser@^0.7.0", "@solidity-parser/parser@^0.7.1":
   version "0.7.1"
   resolved "https://registry.yarnpkg.com/@solidity-parser/parser/-/parser-0.7.1.tgz#660210130e4237476cb55e2882064809f80f861e"
   integrity sha512-5ma2uuwPAEX1TPl2rAPAAuGlBkKnn2oUKQvnhTFlDIB8U/KDWX77FpHtL6Rcz+OwqSCWx9IClxACgyIEJ/GhIw==
@@ -1137,11 +753,6 @@
     "@truffle/interface-adapter" "^0.3.0"
     web3 "1.2.1"
 
-"@types/abstract-leveldown@*":
-  version "5.0.1"
-  resolved "https://registry.yarnpkg.com/@types/abstract-leveldown/-/abstract-leveldown-5.0.1.tgz#3c7750d0186b954c7f2d2f6acc8c3c7ba0c3412e"
-  integrity sha512-wYxU3kp5zItbxKmeRYCEplS2MW7DzyBnxPGj+GJVHZEUZiK/nn5Ei1sUFgURDh+X051+zsGe28iud3oHjrYWQQ==
-
 "@types/bn.js@*", "@types/bn.js@^4.11.3", "@types/bn.js@^4.11.4", "@types/bn.js@^4.11.5":
   version "4.11.6"
   resolved "https://registry.yarnpkg.com/@types/bn.js/-/bn.js-4.11.6.tgz#c306c70d9358aaea33cd4eda092a742b9505967c"
@@ -1149,13 +760,6 @@
   dependencies:
     "@types/node" "*"
 
-"@types/bn.js@^5.1.0":
-  version "5.1.0"
-  resolved "https://registry.yarnpkg.com/@types/bn.js/-/bn.js-5.1.0.tgz#32c5d271503a12653c62cf4d2b45e6eab8cebc68"
-  integrity sha512-QSSVYj7pYFN49kW77o2s9xTCwZ8F2xLbjLLSEVh8D2F4JUhZtPAGOFLTD+ffqksBx/u4cE/KImFjyhqCjn/LIA==
-  dependencies:
-    "@types/node" "*"
-
 "@types/cbor@^2.0.0":
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/@types/cbor/-/cbor-2.0.0.tgz#c627afc2ee22f23f2337fecb34628a4f97c6afbb"
@@ -1176,14 +780,6 @@
     "@types/minimatch" "*"
     "@types/node" "*"
 
-"@types/levelup@^4.3.0":
-  version "4.3.1"
-  resolved "https://registry.yarnpkg.com/@types/levelup/-/levelup-4.3.1.tgz#7a53b9fd510716e11b2065332790fdf5f9b950b9"
-  integrity sha512-n//PeTpbHLjMLTIgW5B/g06W/6iuTBHuvUka2nFL9APMSVMNe2r4enADfu3CIE9IyV9E+uquf9OEQQqrDeg24A==
-  dependencies:
-    "@types/abstract-leveldown" "*"
-    "@types/node" "*"
-
 "@types/lru-cache@^5.1.0":
   version "5.1.0"
   resolved "https://registry.yarnpkg.com/@types/lru-cache/-/lru-cache-5.1.0.tgz#57f228f2b80c046b4a1bd5cac031f81f207f4f03"
@@ -1324,17 +920,6 @@ abstract-leveldown@^5.0.0, abstract-leveldown@~5.0.0:
   dependencies:
     xtend "~4.0.0"
 
-abstract-leveldown@^6.2.1:
-  version "6.3.0"
-  resolved "https://registry.yarnpkg.com/abstract-leveldown/-/abstract-leveldown-6.3.0.tgz#d25221d1e6612f820c35963ba4bd739928f6026a"
-  integrity sha512-TU5nlYgta8YrBMNpc9FwQzRbiXsj49gsALsXadbGHt9CROPzX5fB0rWDR5mtdpOOKa5XqRFpbj1QroPAoPzVjQ==
-  dependencies:
-    buffer "^5.5.0"
-    immediate "^3.2.3"
-    level-concat-iterator "~2.0.0"
-    level-supports "~1.0.0"
-    xtend "~4.0.0"
-
 abstract-leveldown@~2.6.0:
   version "2.6.3"
   resolved "https://registry.yarnpkg.com/abstract-leveldown/-/abstract-leveldown-2.6.3.tgz#1c5e8c6a5ef965ae8c35dfb3a8770c476b82c4b8"
@@ -1342,17 +927,6 @@ abstract-leveldown@~2.6.0:
   dependencies:
     xtend "~4.0.0"
 
-abstract-leveldown@~6.2.1:
-  version "6.2.3"
-  resolved "https://registry.yarnpkg.com/abstract-leveldown/-/abstract-leveldown-6.2.3.tgz#036543d87e3710f2528e47040bc3261b77a9a8eb"
-  integrity sha512-BsLm5vFMRUrrLeCcRc+G0t2qOaTzpoJQLOubq2XM72eNpjF5UdU5o/5NvlNhx95XHcAvcl8OMXr4mlg/fRgUXQ==
-  dependencies:
-    buffer "^5.5.0"
-    immediate "^3.2.3"
-    level-concat-iterator "~2.0.0"
-    level-supports "~1.0.0"
-    xtend "~4.0.0"
-
 accepts@~1.3.7:
   version "1.3.7"
   resolved "https://registry.yarnpkg.com/accepts/-/accepts-1.3.7.tgz#531bc726517a3b2b41f850021c6cc15eaab507cd"
@@ -1586,7 +1160,7 @@ astral-regex@^1.0.0:
   resolved "https://registry.yarnpkg.com/astral-regex/-/astral-regex-1.0.0.tgz#6c8c3fb827dd43ee3918f27b82782ab7658a6fd9"
   integrity sha512-+Ryf6g3BKoRc7jfp7ad8tM4TtMiaWvbF/1/sQcZPkkS7ag3D5nMBCe2UfOTONtAkaG0tO0ij3C5Lwmf1EiyjHg==
 
-async-eventemitter@^0.2.2, async-eventemitter@^0.2.4:
+async-eventemitter@^0.2.2:
   version "0.2.4"
   resolved "https://registry.yarnpkg.com/async-eventemitter/-/async-eventemitter-0.2.4.tgz#f5e7c8ca7d3e46aab9ec40a292baf686a0bafaca"
   integrity sha512-pd20BwL7Yt1zwDFy+8MX8F1+WCT8aQeKj0kQnTrH9WaeRETlRamVhD0JtRPmrV4GfOJ2F9CvdQkZeZhnh2TuHw==
@@ -1622,6 +1196,11 @@ asynckit@^0.4.0:
   resolved "https://registry.yarnpkg.com/asynckit/-/asynckit-0.4.0.tgz#c79ed97f7f34cb8f2ba1bc9790bcc366474b4b79"
   integrity sha1-x57Zf380y48robyXkLzDZkdLS3k=
 
+at-least-node@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/at-least-node/-/at-least-node-1.0.0.tgz#602cd4b46e844ad4effc92a8011a3c46e0238dc2"
+  integrity sha512-+q/t7Ekv1EDY2l6Gda6LLiX14rU9TV20Wa3ofeQmwPFZbOMo9DXrLbOjFaaclkXKWidIaopwAObQDqwWtGUjqg==
+
 atob@^2.1.2:
   version "2.1.2"
   resolved "https://registry.yarnpkg.com/atob/-/atob-2.1.2.tgz#6d9517eb9e030d2436666651e86bd9f6f13533c9"
@@ -1645,12 +1224,12 @@ axios@^0.18.0:
     follow-redirects "1.5.10"
     is-buffer "^2.0.2"
 
-axios@^0.21.1:
-  version "0.21.1"
-  resolved "https://registry.yarnpkg.com/axios/-/axios-0.21.1.tgz#22563481962f4d6bde9a76d516ef0e5d3c09b2b8"
-  integrity sha512-dKQiRHxGD9PPRIUNIWvZhPTPpl1rf/OxTYKsqKUDjBwYylTvV7SjSHJb9ratfyzM6wCdLCOYLzs73qpg5c4iGA==
+axios@^0.19.2:
+  version "0.19.2"
+  resolved "https://registry.yarnpkg.com/axios/-/axios-0.19.2.tgz#3ea36c5d8818d0d5f8a8a97a6d36b86cdc00cb27"
+  integrity sha512-fjgm5MvRHLhx+osE2xoekY70AhARk3a6hkN+3Io1jc00jtquGvxYlKlsFUhmUET0V5te6CcZI7lcv2Ym61mjHA==
   dependencies:
-    follow-redirects "^1.10.0"
+    follow-redirects "1.5.10"
 
 babel-code-frame@^6.26.0:
   version "6.26.0"
@@ -2331,7 +1910,7 @@ braces@^3.0.1, braces@~3.0.2:
   dependencies:
     fill-range "^7.0.1"
 
-brorand@^1.0.1, brorand@^1.1.0:
+brorand@^1.0.1:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/brorand/-/brorand-1.1.0.tgz#12c25efe40a45e3c323eb8675a0a0ce57b22371f"
   integrity sha1-EsJe/kCkXjwyPrhnWgoM5XsiNx8=
@@ -2543,14 +2122,6 @@ call-bind@^1.0.0:
     function-bind "^1.1.1"
     get-intrinsic "^1.0.0"
 
-call-bind@^1.0.2:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/call-bind/-/call-bind-1.0.2.tgz#b1d4e89e688119c3c9a903ad30abb2f6a919be3c"
-  integrity sha512-7O+FbCihrB5WGbFYesctwmTKae6rOiIzmz1icreWJ+0aA7LJfuqhEso2T9ncpcFtzMQtzXf2QGGueWJGTYsqrA==
-  dependencies:
-    function-bind "^1.1.1"
-    get-intrinsic "^1.0.2"
-
 caller-callsite@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/caller-callsite/-/caller-callsite-2.0.0.tgz#847e0fce0a223750a9a027c54b33731ad3154134"
@@ -2653,14 +2224,6 @@ chalk@^4.0.0, chalk@^4.1.0:
     ansi-styles "^4.1.0"
     supports-color "^7.1.0"
 
-chalk@^4.1.1:
-  version "4.1.1"
-  resolved "https://registry.yarnpkg.com/chalk/-/chalk-4.1.1.tgz#c80b3fab28bf6371e6863325eee67e618b77e6ad"
-  integrity sha512-diHzdDKxcU+bAsUboHLPEDQiw0qEe0qd7SYUn3HgcFlWgbDcfLGswOHYeGrHKzG9z6UYf01d9VFMfZxPM1xZSg==
-  dependencies:
-    ansi-styles "^4.1.0"
-    supports-color "^7.1.0"
-
 chardet@^0.7.0:
   version "0.7.0"
   resolved "https://registry.yarnpkg.com/chardet/-/chardet-0.7.0.tgz#90094849f0937f2eedc2425d0d28a9e5f0cbad9e"
@@ -3017,14 +2580,6 @@ cosmiconfig@^7.0.0:
     path-type "^4.0.0"
     yaml "^1.10.0"
 
-crc-32@^1.2.0:
-  version "1.2.0"
-  resolved "https://registry.yarnpkg.com/crc-32/-/crc-32-1.2.0.tgz#cb2db6e29b88508e32d9dd0ec1693e7b41a18208"
-  integrity sha512-1uBwHxF+Y/4yF5G48fwnKq6QsIXheor3ZLPT80yGBV1oEUwpPojlEhQbWKVw1VwcTQyMGHK1/XMmTjmlsmTTGA==
-  dependencies:
-    exit-on-epipe "~1.0.1"
-    printj "~1.1.0"
-
 create-ecdh@^4.0.0:
   version "4.0.4"
   resolved "https://registry.yarnpkg.com/create-ecdh/-/create-ecdh-4.0.4.tgz#d6e7f4bffa66736085a0762fd3a632684dabcc4e"
@@ -3270,14 +2825,6 @@ deferred-leveldown@~4.0.0:
     abstract-leveldown "~5.0.0"
     inherits "^2.0.3"
 
-deferred-leveldown@~5.3.0:
-  version "5.3.0"
-  resolved "https://registry.yarnpkg.com/deferred-leveldown/-/deferred-leveldown-5.3.0.tgz#27a997ad95408b61161aa69bd489b86c71b78058"
-  integrity sha512-a59VOT+oDy7vtAbLRCZwWgxu2BaCfd5Hk7wxJd48ei7I+nsg8Orlb9CLG0PMZienk9BSUKgeAqkO2+Lw+1+Ukw==
-  dependencies:
-    abstract-leveldown "~6.2.1"
-    inherits "^2.0.3"
-
 define-properties@^1.1.2, define-properties@^1.1.3:
   version "1.1.3"
   resolved "https://registry.yarnpkg.com/define-properties/-/define-properties-1.1.3.tgz#cf88da6cbee26fe6db7094f61d870cbd84cee9f1"
@@ -3451,19 +2998,6 @@ elliptic@6.5.3, elliptic@^6.4.0, elliptic@^6.5.2, elliptic@^6.5.3:
     minimalistic-assert "^1.0.0"
     minimalistic-crypto-utils "^1.0.0"
 
-elliptic@6.5.4:
-  version "6.5.4"
-  resolved "https://registry.yarnpkg.com/elliptic/-/elliptic-6.5.4.tgz#da37cebd31e79a1367e941b592ed1fbebd58abbb"
-  integrity sha512-iLhC6ULemrljPZb+QutR5TQGB+pdW6KGD5RSegS+8sorOZT+rdQFbsQFJgvN3eRqNALqJer4oQ16YvJHlU8hzQ==
-  dependencies:
-    bn.js "^4.11.9"
-    brorand "^1.1.0"
-    hash.js "^1.0.0"
-    hmac-drbg "^1.0.1"
-    inherits "^2.0.4"
-    minimalistic-assert "^1.0.1"
-    minimalistic-crypto-utils "^1.0.1"
-
 emoji-regex@^7.0.1:
   version "7.0.3"
   resolved "https://registry.yarnpkg.com/emoji-regex/-/emoji-regex-7.0.3.tgz#933a04052860c85e83c122479c4748a8e4c72156"
@@ -3500,16 +3034,6 @@ encoding-down@5.0.4, encoding-down@~5.0.0:
     level-errors "^2.0.0"
     xtend "^4.0.1"
 
-encoding-down@^6.3.0:
-  version "6.3.0"
-  resolved "https://registry.yarnpkg.com/encoding-down/-/encoding-down-6.3.0.tgz#b1c4eb0e1728c146ecaef8e32963c549e76d082b"
-  integrity sha512-QKrV0iKR6MZVJV08QY0wp1e7vF6QbhnbQhb07bwpEyuz4uZiZgPlEGdkCROuFkUwdxlFaiPIhjyarH1ee/3vhw==
-  dependencies:
-    abstract-leveldown "^6.2.1"
-    inherits "^2.0.3"
-    level-codec "^9.0.0"
-    level-errors "^2.0.0"
-
 encoding@^0.1.11:
   version "0.1.13"
   resolved "https://registry.yarnpkg.com/encoding/-/encoding-0.1.13.tgz#56574afdd791f54a8e9b2785c0582a2d26210fa9"
@@ -3524,7 +3048,7 @@ end-of-stream@^1.0.0, end-of-stream@^1.1.0:
   dependencies:
     once "^1.4.0"
 
-enquirer@^2.3.0, enquirer@^2.3.5, enquirer@^2.3.6:
+enquirer@^2.3.0, enquirer@^2.3.5:
   version "2.3.6"
   resolved "https://registry.yarnpkg.com/enquirer/-/enquirer-2.3.6.tgz#2a7fe5dd634a1e4125a975ec994ff5456dc3734d"
   integrity sha512-yjNnPr315/FjS4zIsUxYguYUPP2e1NK4d7E7ZOLiyYCcbFBiTMyID+2wvm2w6+pZ/odMA7cRkjhsPbltwBOrLg==
@@ -3585,28 +3109,6 @@ es-abstract@^1.18.0-next.0, es-abstract@^1.18.0-next.1:
     string.prototype.trimend "^1.0.1"
     string.prototype.trimstart "^1.0.1"
 
-es-abstract@^1.18.0-next.2:
-  version "1.18.3"
-  resolved "https://registry.yarnpkg.com/es-abstract/-/es-abstract-1.18.3.tgz#25c4c3380a27aa203c44b2b685bba94da31b63e0"
-  integrity sha512-nQIr12dxV7SSxE6r6f1l3DtAeEYdsGpps13dR0TwJg1S8gyp4ZPgy3FZcHBgbiQqnoqSTb+oC+kO4UQ0C/J8vw==
-  dependencies:
-    call-bind "^1.0.2"
-    es-to-primitive "^1.2.1"
-    function-bind "^1.1.1"
-    get-intrinsic "^1.1.1"
-    has "^1.0.3"
-    has-symbols "^1.0.2"
-    is-callable "^1.2.3"
-    is-negative-zero "^2.0.1"
-    is-regex "^1.1.3"
-    is-string "^1.0.6"
-    object-inspect "^1.10.3"
-    object-keys "^1.1.1"
-    object.assign "^4.1.2"
-    string.prototype.trimend "^1.0.4"
-    string.prototype.trimstart "^1.0.4"
-    unbox-primitive "^1.0.1"
-
 es-array-method-boxes-properly@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/es-array-method-boxes-properly/-/es-array-method-boxes-properly-1.0.0.tgz#873f3e84418de4ee19c5be752990b2e44718d09e"
@@ -4111,7 +3613,7 @@ ethereumjs-account@^2.0.3:
     rlp "^2.0.0"
     safe-buffer "^5.1.1"
 
-ethereumjs-block@2.2.2, ethereumjs-block@^2.2.2, ethereumjs-block@~2.2.0, ethereumjs-block@~2.2.2:
+ethereumjs-block@2.2.2, ethereumjs-block@^2.2.0, ethereumjs-block@^2.2.2, ethereumjs-block@~2.2.0, ethereumjs-block@~2.2.2:
   version "2.2.2"
   resolved "https://registry.yarnpkg.com/ethereumjs-block/-/ethereumjs-block-2.2.2.tgz#c7654be7e22df489fda206139ecd63e2e9c04965"
   integrity sha512-2p49ifhek3h2zeg/+da6XpdFR3GlqY3BIEiqxGF8j9aSRIgkb7M1Ky+yULBKJOu8PAZxfhsYA+HxUk2aCQp3vg==
@@ -4212,18 +3714,6 @@ ethereumjs-util@^5.0.0, ethereumjs-util@^5.0.1, ethereumjs-util@^5.1.1, ethereum
     rlp "^2.0.0"
     safe-buffer "^5.1.1"
 
-ethereumjs-util@^7.0.10, ethereumjs-util@^7.0.7:
-  version "7.0.10"
-  resolved "https://registry.yarnpkg.com/ethereumjs-util/-/ethereumjs-util-7.0.10.tgz#5fb7b69fa1fda0acc59634cf39d6b0291180fc1f"
-  integrity sha512-c/xThw6A+EAnej5Xk5kOzFzyoSnw0WX0tSlZ6pAsfGVvQj3TItaDg9b1+Fz1RJXA+y2YksKwQnuzgt1eY6LKzw==
-  dependencies:
-    "@types/bn.js" "^5.1.0"
-    bn.js "^5.1.2"
-    create-hash "^1.1.2"
-    ethereum-cryptography "^0.1.3"
-    ethjs-util "0.1.6"
-    rlp "^2.2.4"
-
 ethereumjs-util@^7.0.2, ethereumjs-util@^7.0.3:
   version "7.0.7"
   resolved "https://registry.yarnpkg.com/ethereumjs-util/-/ethereumjs-util-7.0.7.tgz#484fb9c03b766b2ee64821281070616562fb5a59"
@@ -4413,11 +3903,6 @@ execa@^1.0.0:
     signal-exit "^3.0.0"
     strip-eof "^1.0.0"
 
-exit-on-epipe@~1.0.1:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/exit-on-epipe/-/exit-on-epipe-1.0.1.tgz#0bdd92e87d5285d267daa8171d0eb06159689692"
-  integrity sha512-h2z5mrROTxce56S+pnvAV890uu7ls7f1kEvVGJbw1OlFH3/mlJ5bkXu0KRyW94v37zzHPiUd55iLn3DA7TjWpw==
-
 expand-brackets@^2.1.4:
   version "2.1.4"
   resolved "https://registry.yarnpkg.com/expand-brackets/-/expand-brackets-2.1.4.tgz#b77735e315ce30f6b6eff0f83b04151a22449622"
@@ -4739,17 +4224,12 @@ follow-redirects@1.5.10:
   dependencies:
     debug "=3.1.0"
 
-follow-redirects@^1.10.0:
-  version "1.14.1"
-  resolved "https://registry.yarnpkg.com/follow-redirects/-/follow-redirects-1.14.1.tgz#d9114ded0a1cfdd334e164e6662ad02bfd91ff43"
-  integrity sha512-HWqDgT7ZEkqRzBvc2s64vSZ/hfOceEol3ac/7tKwzuvEyWx3/4UegXh5oBOIotkGsObyk3xznnSRVADBgWSQVg==
-
 follow-redirects@^1.12.1:
   version "1.13.0"
   resolved "https://registry.yarnpkg.com/follow-redirects/-/follow-redirects-1.13.0.tgz#b42e8d93a2a7eea5ed88633676d6597bc8e384db"
   integrity sha512-aq6gF1BEKje4a9i9+5jimNFIpq4Q1WiwBToeRK5NvZBd/TRsmW8BsJfOEGkr76TbOyPVD3OVDN910EcUNtRYEA==
 
-for-each@^0.3.3, for-each@~0.3.3:
+for-each@~0.3.3:
   version "0.3.3"
   resolved "https://registry.yarnpkg.com/for-each/-/for-each-0.3.3.tgz#69b447e88a0a5d32c3e7084f3f1710034b21376e"
   integrity sha512-jqYfLp7mo9vIyQf8ykW2v7A+2N4QjeCeI5+Dz9XraiO1ign81wjiH7Fb9vSOWvQfNtmSa4H2RoQTrrXivdUZmw==
@@ -4775,15 +4255,6 @@ form-data@^3.0.0:
     combined-stream "^1.0.8"
     mime-types "^2.1.12"
 
-form-data@^4.0.0:
-  version "4.0.0"
-  resolved "https://registry.yarnpkg.com/form-data/-/form-data-4.0.0.tgz#93919daeaf361ee529584b9b31664dc12c9fa452"
-  integrity sha512-ETEklSGi5t0QMZuiXoA/Q6vcnxcLQP5vdugSpuAyi6SVGi2clPPp+xgEhuMaHC+zGgn31Kd235W35f7Hykkaww==
-  dependencies:
-    asynckit "^0.4.0"
-    combined-stream "^1.0.8"
-    mime-types "^2.1.12"
-
 form-data@~2.3.2:
   version "2.3.3"
   resolved "https://registry.yarnpkg.com/form-data/-/form-data-2.3.3.tgz#dcce52c05f644f298c6a7ab936bd724ceffbf3a6"
@@ -4841,15 +4312,6 @@ fs-extra@^0.30.0:
     path-is-absolute "^1.0.0"
     rimraf "^2.2.8"
 
-fs-extra@^10.0.0:
-  version "10.0.0"
-  resolved "https://registry.yarnpkg.com/fs-extra/-/fs-extra-10.0.0.tgz#9ff61b655dde53fb34a82df84bb214ce802e17c1"
-  integrity sha512-C5owb14u9eJwizKGdchcDUQeFtlSHHthBk8pbX9Vc1PFZrLombudjDnNns88aYslCyF6IY5SUw3Roz6xShcEIQ==
-  dependencies:
-    graceful-fs "^4.2.0"
-    jsonfile "^6.0.1"
-    universalify "^2.0.0"
-
 fs-extra@^4.0.2, fs-extra@^4.0.3:
   version "4.0.3"
   resolved "https://registry.yarnpkg.com/fs-extra/-/fs-extra-4.0.3.tgz#0d852122e5bc5beb453fb028e9c0c9bf36340c94"
@@ -4877,6 +4339,16 @@ fs-extra@^8.1.0:
     jsonfile "^4.0.0"
     universalify "^0.1.0"
 
+fs-extra@^9.0.0:
+  version "9.0.1"
+  resolved "https://registry.yarnpkg.com/fs-extra/-/fs-extra-9.0.1.tgz#910da0062437ba4c39fedd863f1675ccfefcb9fc"
+  integrity sha512-h2iAoN838FqAFJY2/qVpzFXy+EBxfVE220PalAqQLDVsFOHLJrZvut5puAbCdNv6WJk+B8ihI+k0c7JK5erwqQ==
+  dependencies:
+    at-least-node "^1.0.0"
+    graceful-fs "^4.2.0"
+    jsonfile "^6.0.1"
+    universalify "^1.0.0"
+
 fs-minipass@^1.2.5:
   version "1.2.7"
   resolved "https://registry.yarnpkg.com/fs-minipass/-/fs-minipass-1.2.7.tgz#ccff8570841e7fe4265693da88936c55aed7f7c7"
@@ -4974,15 +4446,6 @@ get-intrinsic@^1.0.0, get-intrinsic@^1.0.1:
     has "^1.0.3"
     has-symbols "^1.0.1"
 
-get-intrinsic@^1.0.2, get-intrinsic@^1.1.1:
-  version "1.1.1"
-  resolved "https://registry.yarnpkg.com/get-intrinsic/-/get-intrinsic-1.1.1.tgz#15f59f376f855c446963948f0d24cd3637b4abc6"
-  integrity sha512-kWZrnVM42QCiEA2Ig1bG8zjoIMOgxWwYCEeNdwY6Tv/cOSeGpcoX4pXHfKUxNKVoArnrEr2e9srnAxxGIraS9Q==
-  dependencies:
-    function-bind "^1.1.1"
-    has "^1.0.3"
-    has-symbols "^1.0.1"
-
 get-stream@^2.2.0:
   version "2.3.1"
   resolved "https://registry.yarnpkg.com/get-stream/-/get-stream-2.3.1.tgz#5f38f93f346009666ee0150a054167f91bdd95de"
@@ -5207,52 +4670,45 @@ hardhat-contract-sizer@^2.0.1:
     cli-table3 "^0.6.0"
     colors "^1.4.0"
 
-hardhat-deploy-ethers@^0.3.0-beta.10:
-  version "0.3.0-beta.10"
-  resolved "https://registry.yarnpkg.com/hardhat-deploy-ethers/-/hardhat-deploy-ethers-0.3.0-beta.10.tgz#bccfcf635d380bbab3638960f6739fe4d396fc5f"
-  integrity sha512-TeyriUshRZ7XVHOjMsDtTozIrdwLf3Bw+oZRYNhXdG/eut5HeDhjUFPfRlG7TI1lSLvkcB5dt7OxOtPYKDOxTg==
-
-hardhat-deploy@^0.8.8:
-  version "0.8.8"
-  resolved "https://registry.yarnpkg.com/hardhat-deploy/-/hardhat-deploy-0.8.8.tgz#41a23bf3537789a85fda61c28dc8b6b42074a875"
-  integrity sha512-ffouHqv8ExehBthdltPMVYDIOFZba5utlrWbBFHYS8kLsMixA6/jcH8lbG4JyAIr2/PEaf9+h1oRQkDKsv8l6A==
-  dependencies:
-    "@ethersproject/abi" "^5.3.1"
-    "@ethersproject/abstract-signer" "^5.3.0"
-    "@ethersproject/address" "^5.3.0"
-    "@ethersproject/bignumber" "^5.3.0"
-    "@ethersproject/bytes" "^5.3.0"
-    "@ethersproject/contracts" "^5.3.0"
-    "@ethersproject/providers" "^5.3.1"
-    "@ethersproject/solidity" "^5.3.0"
-    "@ethersproject/transactions" "^5.3.0"
-    "@ethersproject/wallet" "^5.3.0"
+hardhat-deploy-ethers@^0.3.0-beta.5:
+  version "0.3.0-beta.5"
+  resolved "https://registry.yarnpkg.com/hardhat-deploy-ethers/-/hardhat-deploy-ethers-0.3.0-beta.5.tgz#c365ebb5c29e7474b2b35912f27dc9699a0e63b3"
+  integrity sha512-KoUswkCPSuARGjZQIf8kItL5rPFt6srgVj+q0B9YTQ7Vyw/k2N0R8u7aYWq4Piy9mjDKcEGQTPBXhaX02BMkVw==
+
+hardhat-deploy@^0.7.0-beta.18:
+  version "0.7.0-beta.28"
+  resolved "https://registry.yarnpkg.com/hardhat-deploy/-/hardhat-deploy-0.7.0-beta.28.tgz#e71dc7d7a97903773c717818e8ecb7eef8f97a5c"
+  integrity sha512-oWAVa636zyOXecvLkZ/hpph1PvqwoK0DnqjA21En4amfTjLx5Do6XlrGcNJAKrH9LRTnfg2dc7zmTauBqFM5+g==
+  dependencies:
+    "@ethersproject/abi" "^5.0.2"
+    "@ethersproject/abstract-signer" "^5.0.2"
+    "@ethersproject/address" "^5.0.2"
+    "@ethersproject/bignumber" "^5.0.5"
+    "@ethersproject/bytes" "^5.0.2"
+    "@ethersproject/contracts" "^5.0.2"
+    "@ethersproject/providers" "^5.0.5"
+    "@ethersproject/solidity" "^5.0.2"
+    "@ethersproject/transactions" "^5.0.2"
+    "@ethersproject/wallet" "^5.0.2"
     "@types/qs" "^6.9.4"
-    axios "^0.21.1"
-    chalk "^4.1.1"
+    axios "^0.19.2"
+    chalk "^4.1.0"
     chokidar "^3.4.0"
     debug "^4.1.1"
-    enquirer "^2.3.6"
-    form-data "^4.0.0"
-    fs-extra "^10.0.0"
+    fs-extra "^9.0.0"
     match-all "^1.2.6"
     murmur-128 "^0.2.1"
     qs "^6.9.4"
 
-hardhat@^2.4.0:
-  version "2.4.0"
-  resolved "https://registry.yarnpkg.com/hardhat/-/hardhat-2.4.0.tgz#b0db7a6e07fa72414665634ced149bbb10252499"
-  integrity sha512-IMh7Ws/7fIO5RRkm4nhqS2JWEct0690K35BcFVuIOoIRMcDLKc/7+JSxhey3RkXc5M4qUvdxfQI0LRQx4aqBZw==
-  dependencies:
-    "@ethereumjs/block" "^3.3.0"
-    "@ethereumjs/blockchain" "^5.3.0"
-    "@ethereumjs/common" "^2.3.1"
-    "@ethereumjs/tx" "^3.2.1"
-    "@ethereumjs/vm" "^5.3.2"
-    "@ethersproject/abi" "^5.1.2"
+hardhat@^2.0.2:
+  version "2.0.2"
+  resolved "https://registry.yarnpkg.com/hardhat/-/hardhat-2.0.2.tgz#30c3c5a49f950aad2e39c479208b4132052dc735"
+  integrity sha512-P8SMYsWeC0OakmHUAgL9STalidQ1bAHFHFroPyvnfljei7EPHaIQpS6QursoZ+KVNkPTnKC+9m1Lky8nnKIjuw==
+  dependencies:
+    "@nomiclabs/ethereumjs-vm" "^4.1.1"
     "@sentry/node" "^5.18.1"
-    "@solidity-parser/parser" "^0.11.0"
-    "@types/bn.js" "^5.1.0"
+    "@solidity-parser/parser" "^0.7.1"
+    "@types/bn.js" "^4.11.5"
     "@types/lru-cache" "^5.1.0"
     abort-controller "^3.0.0"
     adm-zip "^0.4.16"
@@ -5266,17 +4722,19 @@ hardhat@^2.4.0:
     eth-sig-util "^2.5.2"
     ethereum-cryptography "^0.1.2"
     ethereumjs-abi "^0.6.8"
-    ethereumjs-util "^7.0.10"
+    ethereumjs-account "^3.0.0"
+    ethereumjs-block "^2.2.0"
+    ethereumjs-common "^1.5.0"
+    ethereumjs-tx "^2.1.1"
+    ethereumjs-util "^6.1.0"
     find-up "^2.1.0"
     fp-ts "1.19.3"
     fs-extra "^7.0.1"
     glob "^7.1.3"
-    https-proxy-agent "^5.0.0"
     immutable "^4.0.0-rc.12"
     io-ts "1.10.4"
     lodash "^4.17.11"
-    merkle-patricia-tree "^4.2.0"
-    mnemonist "^0.38.0"
+    merkle-patricia-tree "^3.0.0"
     mocha "^7.1.2"
     node-fetch "^2.6.0"
     qs "^6.7.0"
@@ -5290,7 +4748,7 @@ hardhat@^2.4.0:
     "true-case-path" "^2.2.1"
     tsort "0.0.1"
     uuid "^3.3.2"
-    ws "^7.4.6"
+    ws "^7.2.1"
 
 has-ansi@^2.0.0:
   version "2.0.0"
@@ -5299,11 +4757,6 @@ has-ansi@^2.0.0:
   dependencies:
     ansi-regex "^2.0.0"
 
-has-bigints@^1.0.1:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/has-bigints/-/has-bigints-1.0.1.tgz#64fe6acb020673e3b78db035a5af69aa9d07b113"
-  integrity sha512-LSBS2LjbNBTf6287JEbEzvJgftkF5qFkmCo9hDRpAzKhUOlJ+hx8dd4USs00SgsUNwc4617J9ki5YtEClM2ffA==
-
 has-flag@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/has-flag/-/has-flag-1.0.0.tgz#9d9e793165ce017a00f00418c43f942a7b1d11fa"
@@ -5329,11 +4782,6 @@ has-symbols@^1.0.0, has-symbols@^1.0.1:
   resolved "https://registry.yarnpkg.com/has-symbols/-/has-symbols-1.0.1.tgz#9f5214758a44196c406d9bd76cebf81ec2dd31e8"
   integrity sha512-PLcsoqu++dmEIZB+6totNFKq/7Do+Z0u4oT0zKOJNl3lYK6vGwwu2hjHs+68OEZbTjiUE9bgOABXbP/GvrS0Kg==
 
-has-symbols@^1.0.2:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/has-symbols/-/has-symbols-1.0.2.tgz#165d3070c00309752a1236a479331e3ac56f1423"
-  integrity sha512-chXa79rL/UC2KlX17jo3vRGz0azaWEx5tGqZg5pO3NUyEJVB17dMruQlzCCOfUvElghKcm5194+BCRvi2Rv/Gw==
-
 has-to-string-tag-x@^1.2.0:
   version "1.4.1"
   resolved "https://registry.yarnpkg.com/has-to-string-tag-x/-/has-to-string-tag-x-1.4.1.tgz#a045ab383d7b4b2012a00148ab0aa5f290044d4d"
@@ -5396,7 +4844,7 @@ hash.js@1.1.3:
     inherits "^2.0.3"
     minimalistic-assert "^1.0.0"
 
-hash.js@1.1.7, hash.js@^1.0.0, hash.js@^1.0.3, hash.js@^1.1.7:
+hash.js@^1.0.0, hash.js@^1.0.3, hash.js@^1.1.7:
   version "1.1.7"
   resolved "https://registry.yarnpkg.com/hash.js/-/hash.js-1.1.7.tgz#0babca538e8d4ee4a0f8988d68866537a003cf42"
   integrity sha512-taOaskGt4z4SOANNseOviYDvjEJinIkRgmp7LbKP2YTTmVxWBl87s/uzK9r+44BclBSp2X7K1hqeNfz9JbBeXA==
@@ -5414,7 +4862,7 @@ heap@0.2.6:
   resolved "https://registry.yarnpkg.com/heap/-/heap-0.2.6.tgz#087e1f10b046932fc8594dd9e6d378afc9d1e5ac"
   integrity sha1-CH4fELBGky/IWU3Z5tN4r8nR5aw=
 
-hmac-drbg@^1.0.0, hmac-drbg@^1.0.1:
+hmac-drbg@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/hmac-drbg/-/hmac-drbg-1.0.1.tgz#d2745701025a6c775a6c545793ed502fc0c649a1"
   integrity sha1-0nRXAQJabHdabFRXk+1QL8DGSaE=
@@ -5683,11 +5131,6 @@ is-arrayish@^0.2.1:
   resolved "https://registry.yarnpkg.com/is-arrayish/-/is-arrayish-0.2.1.tgz#77c99840527aa8ecb1a8ba697b80645a7a926a9d"
   integrity sha1-d8mYQFJ6qOyxqLppe4BkWnqSap0=
 
-is-bigint@^1.0.1:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/is-bigint/-/is-bigint-1.0.2.tgz#ffb381442503235ad245ea89e45b3dbff040ee5a"
-  integrity sha512-0JV5+SOCQkIdzjBK9buARcV804Ddu7A0Qet6sHi3FimE9ne6m4BGQZfRn+NZiXbBk4F4XmHfDZIipLj9pX8dSA==
-
 is-binary-path@~2.1.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/is-binary-path/-/is-binary-path-2.1.0.tgz#ea1f7f3b80f064236e83470f86c09c254fb45b09"
@@ -5695,13 +5138,6 @@ is-binary-path@~2.1.0:
   dependencies:
     binary-extensions "^2.0.0"
 
-is-boolean-object@^1.1.0:
-  version "1.1.1"
-  resolved "https://registry.yarnpkg.com/is-boolean-object/-/is-boolean-object-1.1.1.tgz#3c0878f035cb821228d350d2e1e36719716a3de8"
-  integrity sha512-bXdQWkECBUIAcCkeH1unwJLIpZYaa5VvuygSyS/c2lf719mTKZDU5UdDRlpd01UjADgmW8RfqaP+mRaVPdr/Ng==
-  dependencies:
-    call-bind "^1.0.2"
-
 is-buffer@^1.1.5:
   version "1.1.6"
   resolved "https://registry.yarnpkg.com/is-buffer/-/is-buffer-1.1.6.tgz#efaa2ea9daa0d7ab2ea13a97b2b8ad51fefbe8be"
@@ -5717,11 +5153,6 @@ is-callable@^1.1.3, is-callable@^1.1.4, is-callable@^1.2.2:
   resolved "https://registry.yarnpkg.com/is-callable/-/is-callable-1.2.2.tgz#c7c6715cd22d4ddb48d3e19970223aceabb080d9"
   integrity sha512-dnMqspv5nU3LoewK2N/y7KLtxtakvTuaCsU9FU50/QDmdbHNy/4/JuRtMHqRU22o3q+W89YQndQEeCVwK+3qrA==
 
-is-callable@^1.2.3:
-  version "1.2.3"
-  resolved "https://registry.yarnpkg.com/is-callable/-/is-callable-1.2.3.tgz#8b1e0500b73a1d76c70487636f368e519de8db8e"
-  integrity sha512-J1DcMe8UYTBSrKezuIUTUwjXsho29693unXM2YhJUTR2txK/eG47bvNa/wipPFmZFgr/N6f1GA66dv0mEyTIyQ==
-
 is-ci@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/is-ci/-/is-ci-2.0.0.tgz#6bc6334181810e04b5c22b3d589fdca55026404c"
@@ -5854,16 +5285,6 @@ is-negative-zero@^2.0.0:
   resolved "https://registry.yarnpkg.com/is-negative-zero/-/is-negative-zero-2.0.0.tgz#9553b121b0fac28869da9ed459e20c7543788461"
   integrity sha1-lVOxIbD6wohp2p7UWeIMdUN4hGE=
 
-is-negative-zero@^2.0.1:
-  version "2.0.1"
-  resolved "https://registry.yarnpkg.com/is-negative-zero/-/is-negative-zero-2.0.1.tgz#3de746c18dda2319241a53675908d8f766f11c24"
-  integrity sha512-2z6JzQvZRa9A2Y7xC6dQQm4FSTSTNWjKIYYTt4246eMTJmIo0Q+ZyOsU66X8lxK1AbB92dFeglPLrhwpeRKO6w==
-
-is-number-object@^1.0.4:
-  version "1.0.5"
-  resolved "https://registry.yarnpkg.com/is-number-object/-/is-number-object-1.0.5.tgz#6edfaeed7950cff19afedce9fbfca9ee6dd289eb"
-  integrity sha512-RU0lI/n95pMoUKu9v1BZP5MBcZuNSVJkMkAG2dJqC4z2GlkGUNeH68SuHuBKBD/XFe+LHZ+f9BKkLET60Niedw==
-
 is-number@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/is-number/-/is-number-3.0.0.tgz#24fd6201a4782cf50561c810276afc7d12d71195"
@@ -5900,14 +5321,6 @@ is-regex@^1.0.4, is-regex@^1.1.1:
   dependencies:
     has-symbols "^1.0.1"
 
-is-regex@^1.1.3:
-  version "1.1.3"
-  resolved "https://registry.yarnpkg.com/is-regex/-/is-regex-1.1.3.tgz#d029f9aff6448b93ebbe3f33dac71511fdcbef9f"
-  integrity sha512-qSVXFz28HM7y+IWX6vLCsexdlvzT1PJNFSBuaQLQ5o0IEw8UDYW6/2+eCMVyIsbM8CNLX2a/QWmSpyxYEHY7CQ==
-  dependencies:
-    call-bind "^1.0.2"
-    has-symbols "^1.0.2"
-
 is-regex@~1.0.5:
   version "1.0.5"
   resolved "https://registry.yarnpkg.com/is-regex/-/is-regex-1.0.5.tgz#39d589a358bf18967f726967120b8fc1aed74eae"
@@ -5935,11 +5348,6 @@ is-string@^1.0.4, is-string@^1.0.5:
   resolved "https://registry.yarnpkg.com/is-string/-/is-string-1.0.5.tgz#40493ed198ef3ff477b8c7f92f644ec82a5cd3a6"
   integrity sha512-buY6VNRjhQMiF1qWDouloZlQbRhDPCebwxSjxMjxgemYT46YMd2NR0/H+fBhEfWX4A/w9TBJ+ol+okqJKFE6vQ==
 
-is-string@^1.0.6:
-  version "1.0.6"
-  resolved "https://registry.yarnpkg.com/is-string/-/is-string-1.0.6.tgz#3fe5d5992fb0d93404f32584d4b0179a71b54a5f"
-  integrity sha512-2gdzbKUuqtQ3lYNrUTQYoClPhm7oQu4UdpSZMp1/DGgkHBT8E2Z1l0yMdb6D4zNAxwDiMv8MdulKROJGNl0Q0w==
-
 is-symbol@^1.0.2:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/is-symbol/-/is-symbol-1.0.3.tgz#38e1014b9e6329be0de9d24a414fd7441ec61937"
@@ -5947,13 +5355,6 @@ is-symbol@^1.0.2:
   dependencies:
     has-symbols "^1.0.1"
 
-is-symbol@^1.0.3:
-  version "1.0.4"
-  resolved "https://registry.yarnpkg.com/is-symbol/-/is-symbol-1.0.4.tgz#a6dac93b635b063ca6872236de88910a57af139c"
-  integrity sha512-C/CPBqKWnvdcxqIARxyOh4v1UUEOCHpgDa0WYgpKDFMszcrPcffg5uhwSgPCLD2WWxmq6isisz87tzT01tuGhg==
-  dependencies:
-    has-symbols "^1.0.2"
-
 is-typedarray@^1.0.0, is-typedarray@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/is-typedarray/-/is-typedarray-1.0.0.tgz#e479c80858df0c1b11ddda6940f96011fcda4a9a"
@@ -6283,11 +5684,6 @@ level-codec@~7.0.0:
   resolved "https://registry.yarnpkg.com/level-codec/-/level-codec-7.0.1.tgz#341f22f907ce0f16763f24bddd681e395a0fb8a7"
   integrity sha512-Ua/R9B9r3RasXdRmOtd+t9TCOEIIlts+TN/7XTT2unhDaL6sJn83S3rUyljbr6lVtw49N3/yA0HHjpV6Kzb2aQ==
 
-level-concat-iterator@~2.0.0:
-  version "2.0.1"
-  resolved "https://registry.yarnpkg.com/level-concat-iterator/-/level-concat-iterator-2.0.1.tgz#1d1009cf108340252cb38c51f9727311193e6263"
-  integrity sha512-OTKKOqeav2QWcERMJR7IS9CUo1sHnke2C0gkSmcR7QuEtFNLLzHQAvnMw8ykvEcv0Qtkg0p7FOwP1v9e5Smdcw==
-
 level-errors@^1.0.3:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/level-errors/-/level-errors-1.1.2.tgz#4399c2f3d3ab87d0625f7e3676e2d807deff404d"
@@ -6337,15 +5733,6 @@ level-iterator-stream@~3.0.0:
     readable-stream "^2.3.6"
     xtend "^4.0.0"
 
-level-iterator-stream@~4.0.0:
-  version "4.0.2"
-  resolved "https://registry.yarnpkg.com/level-iterator-stream/-/level-iterator-stream-4.0.2.tgz#7ceba69b713b0d7e22fcc0d1f128ccdc8a24f79c"
-  integrity sha512-ZSthfEqzGSOMWoUGhTXdX9jv26d32XJuHz/5YnuHZzH6wldfWMOVwI9TBtKcya4BKTyTt3XVA0A3cF3q5CY30Q==
-  dependencies:
-    inherits "^2.0.4"
-    readable-stream "^3.4.0"
-    xtend "^4.0.2"
-
 level-mem@^3.0.1:
   version "3.0.1"
   resolved "https://registry.yarnpkg.com/level-mem/-/level-mem-3.0.1.tgz#7ce8cf256eac40f716eb6489654726247f5a89e5"
@@ -6354,22 +5741,6 @@ level-mem@^3.0.1:
     level-packager "~4.0.0"
     memdown "~3.0.0"
 
-level-mem@^5.0.1:
-  version "5.0.1"
-  resolved "https://registry.yarnpkg.com/level-mem/-/level-mem-5.0.1.tgz#c345126b74f5b8aa376dc77d36813a177ef8251d"
-  integrity sha512-qd+qUJHXsGSFoHTziptAKXoLX87QjR7v2KMbqncDXPxQuCdsQlzmyX+gwrEHhlzn08vkf8TyipYyMmiC6Gobzg==
-  dependencies:
-    level-packager "^5.0.3"
-    memdown "^5.0.0"
-
-level-packager@^5.0.3:
-  version "5.1.1"
-  resolved "https://registry.yarnpkg.com/level-packager/-/level-packager-5.1.1.tgz#323ec842d6babe7336f70299c14df2e329c18939"
-  integrity sha512-HMwMaQPlTC1IlcwT3+swhqf/NUO+ZhXVz6TY1zZIIZlIR0YSn8GtAAWmIvKjNY16ZkEg/JcpAuQskxsXqC0yOQ==
-  dependencies:
-    encoding-down "^6.3.0"
-    levelup "^4.3.2"
-
 level-packager@~4.0.0:
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/level-packager/-/level-packager-4.0.1.tgz#7e7d3016af005be0869bc5fa8de93d2a7f56ffe6"
@@ -6401,13 +5772,6 @@ level-sublevel@6.6.4:
     typewiselite "~1.0.0"
     xtend "~4.0.0"
 
-level-supports@~1.0.0:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/level-supports/-/level-supports-1.0.1.tgz#2f530a596834c7301622521988e2c36bb77d122d"
-  integrity sha512-rXM7GYnW8gsl1vedTJIbzOrRv85c/2uCMpiiCzO2fndd06U/kUXEEU9evYn4zFggBOg36IsBW8LzqIpETwwQzg==
-  dependencies:
-    xtend "^4.0.2"
-
 level-ws@0.0.0:
   version "0.0.0"
   resolved "https://registry.yarnpkg.com/level-ws/-/level-ws-0.0.0.tgz#372e512177924a00424b0b43aef2bb42496d228b"
@@ -6425,15 +5789,6 @@ level-ws@^1.0.0:
     readable-stream "^2.2.8"
     xtend "^4.0.1"
 
-level-ws@^2.0.0:
-  version "2.0.0"
-  resolved "https://registry.yarnpkg.com/level-ws/-/level-ws-2.0.0.tgz#207a07bcd0164a0ec5d62c304b4615c54436d339"
-  integrity sha512-1iv7VXx0G9ec1isqQZ7y5LmoZo/ewAsyDHNA8EFDW5hqH2Kqovm33nSFkSdnLLAK+I5FlT+lo5Cw9itGe+CpQA==
-  dependencies:
-    inherits "^2.0.3"
-    readable-stream "^3.1.0"
-    xtend "^4.0.1"
-
 levelup@3.1.1, levelup@^3.0.0:
   version "3.1.1"
   resolved "https://registry.yarnpkg.com/levelup/-/levelup-3.1.1.tgz#c2c0b3be2b4dc316647c53b42e2f559e232d2189"
@@ -6457,17 +5812,6 @@ levelup@^1.2.1:
     semver "~5.4.1"
     xtend "~4.0.0"
 
-levelup@^4.3.2:
-  version "4.4.0"
-  resolved "https://registry.yarnpkg.com/levelup/-/levelup-4.4.0.tgz#f89da3a228c38deb49c48f88a70fb71f01cafed6"
-  integrity sha512-94++VFO3qN95cM/d6eBXvd894oJE0w3cInq9USsyQzzoJxmiYzPAocNcuGCPGGjoXqDVJcr3C1jzt1TSjyaiLQ==
-  dependencies:
-    deferred-leveldown "~5.3.0"
-    level-errors "~2.0.0"
-    level-iterator-stream "~4.0.0"
-    level-supports "~1.0.0"
-    xtend "~4.0.0"
-
 levn@^0.3.0, levn@~0.3.0:
   version "0.3.0"
   resolved "https://registry.yarnpkg.com/levn/-/levn-0.3.0.tgz#3b09924edf9f083c0490fdd4c0bc4421e04764ee"
@@ -6639,11 +5983,6 @@ match-all@^1.2.6:
   resolved "https://registry.yarnpkg.com/match-all/-/match-all-1.2.6.tgz#66d276ad6b49655551e63d3a6ee53e8be0566f8d"
   integrity sha512-0EESkXiTkWzrQQntBu2uzKvLu6vVkUGz40nGPbSZuegcfE5UuSzNjLaIu76zJWuaT/2I3Z/8M06OlUOZLGwLlQ==
 
-mcl-wasm@^0.7.1:
-  version "0.7.7"
-  resolved "https://registry.yarnpkg.com/mcl-wasm/-/mcl-wasm-0.7.7.tgz#fd463dd1641a37f9f55b6ca8e5a38e95be2bc58f"
-  integrity sha512-jDGiCQA++5hX37gdH6RDZ3ZsA0raet7xyY/R5itj5cbcdf4Gvw+YyxWX/ZZ0Z2UPxJiw1ktRsCJZzpnqlQILdw==
-
 md5.js@^1.3.4:
   version "1.3.5"
   resolved "https://registry.yarnpkg.com/md5.js/-/md5.js-1.3.5.tgz#b5d07b8e3216e3e27cd728d72f70d1e6a342005f"
@@ -6679,18 +6018,6 @@ memdown@^1.0.0:
     ltgt "~2.2.0"
     safe-buffer "~5.1.1"
 
-memdown@^5.0.0:
-  version "5.1.0"
-  resolved "https://registry.yarnpkg.com/memdown/-/memdown-5.1.0.tgz#608e91a9f10f37f5b5fe767667a8674129a833cb"
-  integrity sha512-B3J+UizMRAlEArDjWHTMmadet+UKwHd3UjMgGBkZcKAxAYVPS9o0Yeiha4qvz7iGiL2Sb3igUft6p7nbFWctpw==
-  dependencies:
-    abstract-leveldown "~6.2.1"
-    functional-red-black-tree "~1.0.1"
-    immediate "~3.2.3"
-    inherits "~2.0.1"
-    ltgt "~2.2.0"
-    safe-buffer "~5.2.0"
-
 memdown@~3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/memdown/-/memdown-3.0.0.tgz#93aca055d743b20efc37492e9e399784f2958309"
@@ -6718,7 +6045,7 @@ merge2@^1.2.3, merge2@^1.3.0:
   resolved "https://registry.yarnpkg.com/merge2/-/merge2-1.4.1.tgz#4368892f885e907455a6fd7dc55c0c9d404990ae"
   integrity sha512-8q7VEgMJW4J8tcfVPy8g09NcQwZdbwFEqhe/WZkoIzjn/3TGDwtOCYtXGxA3O8tPzpczCCDgv+P2P5y00ZJOOg==
 
-merkle-patricia-tree@3.0.0:
+merkle-patricia-tree@3.0.0, merkle-patricia-tree@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/merkle-patricia-tree/-/merkle-patricia-tree-3.0.0.tgz#448d85415565df72febc33ca362b8b614f5a58f8"
   integrity sha512-soRaMuNf/ILmw3KWbybaCjhx86EYeBbD8ph0edQCTed0JN/rxDt1EBN52Ajre3VyGo+91f8+/rfPIRQnnGMqmQ==
@@ -6745,19 +6072,6 @@ merkle-patricia-tree@^2.1.2, merkle-patricia-tree@^2.3.2:
     rlp "^2.0.0"
     semaphore ">=1.0.1"
 
-merkle-patricia-tree@^4.2.0:
-  version "4.2.0"
-  resolved "https://registry.yarnpkg.com/merkle-patricia-tree/-/merkle-patricia-tree-4.2.0.tgz#a204b9041be5c25e8d14f0ff47021de090e811a1"
-  integrity sha512-0sBVXs7z1Q1/kxzWZ3nPnxSPiaHKF/f497UQzt9O7isRcS10tel9jM/4TivF6Jv7V1yFq4bWyoATxbDUOen5vQ==
-  dependencies:
-    "@types/levelup" "^4.3.0"
-    ethereumjs-util "^7.0.10"
-    level-mem "^5.0.1"
-    level-ws "^2.0.0"
-    readable-stream "^3.6.0"
-    rlp "^2.2.4"
-    semaphore-async-await "^1.5.1"
-
 methods@~1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/methods/-/methods-1.1.2.tgz#5529a4d67654134edcc5266656835b0f851afcee"
@@ -6901,13 +6215,6 @@ mkdirp@0.5.5, mkdirp@0.5.x, mkdirp@^0.5.0, mkdirp@^0.5.1:
   dependencies:
     minimist "^1.2.5"
 
-mnemonist@^0.38.0:
-  version "0.38.3"
-  resolved "https://registry.yarnpkg.com/mnemonist/-/mnemonist-0.38.3.tgz#35ec79c1c1f4357cfda2fe264659c2775ccd7d9d"
-  integrity sha512-2K9QYubXx/NAjv4VLq1d1Ly8pWNC5L3BrixtdkyTegXWJIqY+zLNDhhX/A+ZwWt70tB1S8H4BE8FLYEFyNoOBw==
-  dependencies:
-    obliterator "^1.6.1"
-
 mocha@8.1.2:
   version "8.1.2"
   resolved "https://registry.yarnpkg.com/mocha/-/mocha-8.1.2.tgz#d67fad13300e4f5cd48135a935ea566f96caf827"
@@ -7209,11 +6516,6 @@ object-copy@^0.1.0:
     define-property "^0.2.5"
     kind-of "^3.0.3"
 
-object-inspect@^1.10.3:
-  version "1.10.3"
-  resolved "https://registry.yarnpkg.com/object-inspect/-/object-inspect-1.10.3.tgz#c2aa7d2d09f50c99375704f7a0adf24c5782d369"
-  integrity sha512-e5mCJlSH7poANfC8z8S9s9S2IN5/4Zb3aZ33f5s8YqoazCFzNLloLU8r5VCG+G7WoqLvAAZoVMcy3tp/3X0Plw==
-
 object-inspect@^1.8.0:
   version "1.8.0"
   resolved "https://registry.yarnpkg.com/object-inspect/-/object-inspect-1.8.0.tgz#df807e5ecf53a609cc6bfe93eac3cc7be5b3a9d0"
@@ -7259,7 +6561,7 @@ object.assign@4.1.0:
     has-symbols "^1.0.0"
     object-keys "^1.0.11"
 
-object.assign@^4.1.1, object.assign@^4.1.2:
+object.assign@^4.1.1:
   version "4.1.2"
   resolved "https://registry.yarnpkg.com/object.assign/-/object.assign-4.1.2.tgz#0ed54a342eceb37b38ff76eb831a0e788cb63940"
   integrity sha512-ixT2L5THXsApyiUPYKmW+2EHpXXe5Ii3M+f4e+aJFAHao5amFRW6J0OO6c/LU8Be47utCx2GL89hxGB6XSmKuQ==
@@ -7277,15 +6579,6 @@ object.getownpropertydescriptors@^2.0.3, object.getownpropertydescriptors@^2.1.0
     define-properties "^1.1.3"
     es-abstract "^1.17.0-next.1"
 
-object.getownpropertydescriptors@^2.1.1:
-  version "2.1.2"
-  resolved "https://registry.yarnpkg.com/object.getownpropertydescriptors/-/object.getownpropertydescriptors-2.1.2.tgz#1bd63aeacf0d5d2d2f31b5e393b03a7c601a23f7"
-  integrity sha512-WtxeKSzfBjlzL+F9b7M7hewDzMwy+C8NRssHd1YrNlzHzIDrXcXiNOMrezdAEM4UXixgV+vvnyBeN7Rygl2ttQ==
-  dependencies:
-    call-bind "^1.0.2"
-    define-properties "^1.1.3"
-    es-abstract "^1.18.0-next.2"
-
 object.pick@^1.3.0:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/object.pick/-/object.pick-1.3.0.tgz#87a10ac4c1694bd2e1cbf53591a66141fb5dd747"
@@ -7293,11 +6586,6 @@ object.pick@^1.3.0:
   dependencies:
     isobject "^3.0.1"
 
-obliterator@^1.6.1:
-  version "1.6.1"
-  resolved "https://registry.yarnpkg.com/obliterator/-/obliterator-1.6.1.tgz#dea03e8ab821f6c4d96a299e17aef6a3af994ef3"
-  integrity sha512-9WXswnqINnnhOG/5SLimUlzuU1hFJUc8zkwyD59Sd+dPOMf05PmnYG/d6Q7HZ+KmgkZJa1PxRso6QdM3sTNHig==
-
 oboe@2.1.4:
   version "2.1.4"
   resolved "https://registry.yarnpkg.com/oboe/-/oboe-2.1.4.tgz#20c88cdb0c15371bb04119257d4fdd34b0aa49f6"
@@ -7767,11 +7055,6 @@ prettier@^2.0.5:
   resolved "https://registry.yarnpkg.com/prettier/-/prettier-2.1.2.tgz#3050700dae2e4c8b67c4c3f666cdb8af405e1ce5"
   integrity sha512-16c7K+x4qVlJg9rEbXl7HEGmQyZlG4R9AgP+oHKRMsMsuk8s+ATStlf1NpDqyBI1HpVyfjLOeMhH2LvuNvV5Vg==
 
-printj@~1.1.0:
-  version "1.1.2"
-  resolved "https://registry.yarnpkg.com/printj/-/printj-1.1.2.tgz#d90deb2975a8b9f600fb3a1c94e3f4c53c78a222"
-  integrity sha512-zA2SmoLaxZyArQTOPj5LXecR+RagfPSU5Kw1qP+jkWeNlrq+eJZyY2oS68SU1Z/7/myXM4lo9716laOFAVStCQ==
-
 private@^0.1.6, private@^0.1.8:
   version "0.1.8"
   resolved "https://registry.yarnpkg.com/private/-/private-0.1.8.tgz#2381edb3689f7a53d653190060fcf822d2f368ff"
@@ -8040,7 +7323,7 @@ readable-stream@^2.0.0, readable-stream@^2.0.5, readable-stream@^2.2.2, readable
     string_decoder "~1.1.1"
     util-deprecate "~1.0.1"
 
-readable-stream@^3.0.6, readable-stream@^3.1.0, readable-stream@^3.4.0, readable-stream@^3.6.0:
+readable-stream@^3.0.6, readable-stream@^3.6.0:
   version "3.6.0"
   resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-3.6.0.tgz#337bbda3adc0706bd3e024426a286d4b4b2c9198"
   integrity sha512-BViHy7LKeTz4oNnkcLJ+lVSL6vpiFeX6/d3oSH8zCW7UxP2onchk+vTGB143xuFjHS3deTgkKoXXymXqymiIdA==
@@ -8463,11 +7746,6 @@ seek-bzip@^1.0.5:
   dependencies:
     commander "^2.8.1"
 
-semaphore-async-await@^1.5.1:
-  version "1.5.1"
-  resolved "https://registry.yarnpkg.com/semaphore-async-await/-/semaphore-async-await-1.5.1.tgz#857bef5e3644601ca4b9570b87e9df5ca12974fa"
-  integrity sha1-hXvvXjZEYBykuVcLh+nfXKEpdPo=
-
 semaphore@>=1.0.1, semaphore@^1.0.3, semaphore@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/semaphore/-/semaphore-1.1.0.tgz#aaad8b86b20fe8e9b32b16dc2ee682a8cd26a8aa"
@@ -9021,14 +8299,6 @@ string.prototype.trimend@^1.0.1:
     define-properties "^1.1.3"
     es-abstract "^1.18.0-next.1"
 
-string.prototype.trimend@^1.0.4:
-  version "1.0.4"
-  resolved "https://registry.yarnpkg.com/string.prototype.trimend/-/string.prototype.trimend-1.0.4.tgz#e75ae90c2942c63504686c18b287b4a0b1a45f80"
-  integrity sha512-y9xCjw1P23Awk8EvTpcyL2NIr1j7wJ39f+k6lvRnSMz+mz9CGz9NYPelDk42kOz6+ql8xjfK8oYzy3jAP5QU5A==
-  dependencies:
-    call-bind "^1.0.2"
-    define-properties "^1.1.3"
-
 string.prototype.trimstart@^1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/string.prototype.trimstart/-/string.prototype.trimstart-1.0.2.tgz#22d45da81015309cd0cdd79787e8919fc5c613e7"
@@ -9037,14 +8307,6 @@ string.prototype.trimstart@^1.0.1:
     define-properties "^1.1.3"
     es-abstract "^1.18.0-next.1"
 
-string.prototype.trimstart@^1.0.4:
-  version "1.0.4"
-  resolved "https://registry.yarnpkg.com/string.prototype.trimstart/-/string.prototype.trimstart-1.0.4.tgz#b36399af4ab2999b4c9c648bd7a3fb2bb26feeed"
-  integrity sha512-jh6e984OBfvxS50tdY2nRZnoC5/mLFKOREQfw8t5yytkoUsJRNxvI/E39qu1sD0OtWI3OC0XgKSmcWwziwYuZw==
-  dependencies:
-    call-bind "^1.0.2"
-    define-properties "^1.1.3"
-
 string_decoder@^1.1.1:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/string_decoder/-/string_decoder-1.3.0.tgz#42f114594a46cf1a8e30b0a84f56c78c3edac21e"
@@ -9520,16 +8782,6 @@ ultron@~1.1.0:
   resolved "https://registry.yarnpkg.com/ultron/-/ultron-1.1.1.tgz#9fe1536a10a664a65266a1e3ccf85fd36302bc9c"
   integrity sha512-UIEXBNeYmKptWH6z8ZnqTeS8fV74zG0/eRU9VGkpzz+LIJNs8W/zM/L+7ctCkRrgbNnnR0xxw4bKOr0cW0N0Og==
 
-unbox-primitive@^1.0.1:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/unbox-primitive/-/unbox-primitive-1.0.1.tgz#085e215625ec3162574dc8859abee78a59b14471"
-  integrity sha512-tZU/3NqK3dA5gpE1KtyiJUrEB0lxnGkMFHptJ7q6ewdZ8s12QrODwNbhIJStmJkd1QDXa1NRA8aF2A1zk/Ypyw==
-  dependencies:
-    function-bind "^1.1.1"
-    has-bigints "^1.0.1"
-    has-symbols "^1.0.2"
-    which-boxed-primitive "^1.0.2"
-
 unbzip2-stream@^1.0.9:
   version "1.4.3"
   resolved "https://registry.yarnpkg.com/unbzip2-stream/-/unbzip2-stream-1.4.3.tgz#b0da04c4371311df771cdc215e87f2130991ace7"
@@ -9558,6 +8810,11 @@ universalify@^0.1.0:
   resolved "https://registry.yarnpkg.com/universalify/-/universalify-0.1.2.tgz#b646f69be3942dabcecc9d6639c80dc105efaa66"
   integrity sha512-rBJeI5CXAlmy1pV+617WB9J63U6XcazHHF2f2dbJix4XzpUF0RS3Zbj0FGIOCAva5P/d/GBOYaACQ1w+0azUkg==
 
+universalify@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/universalify/-/universalify-1.0.0.tgz#b61a1da173e8435b2fe3c67d29b9adf8594bd16d"
+  integrity sha512-rb6X1W158d7pRQBg5gkR8uPaSfiids68LTJQYOtEUhoJUWBdaQHsuT/EUduxXYxcrt4r5PJ4fuHW1MHT6p0qug==
+
 universalify@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/universalify/-/universalify-2.0.0.tgz#75a4984efedc4b08975c5aeb73f530d02df25717"
@@ -9657,17 +8914,6 @@ util.promisify@^1.0.0:
     has-symbols "^1.0.1"
     object.getownpropertydescriptors "^2.1.0"
 
-util.promisify@^1.0.1:
-  version "1.1.1"
-  resolved "https://registry.yarnpkg.com/util.promisify/-/util.promisify-1.1.1.tgz#77832f57ced2c9478174149cae9b96e9918cd54b"
-  integrity sha512-/s3UsZUrIfa6xDhr7zZhnE9SLQ5RIXyYfiVnMMyMDzOc8WhWN4Nbh36H842OyurKbCDAesZOJaVyvmSl6fhGQw==
-  dependencies:
-    call-bind "^1.0.0"
-    define-properties "^1.1.3"
-    for-each "^0.3.3"
-    has-symbols "^1.0.1"
-    object.getownpropertydescriptors "^2.1.1"
-
 utils-merge@1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/utils-merge/-/utils-merge-1.0.1.tgz#9f95710f50a267947b2ccc124741c1028427e713"
@@ -10719,17 +9965,6 @@ whatwg-fetch@2.0.4:
   resolved "https://registry.yarnpkg.com/whatwg-fetch/-/whatwg-fetch-2.0.4.tgz#dde6a5df315f9d39991aa17621853d720b85566f"
   integrity sha512-dcQ1GWpOD/eEQ97k66aiEVpNnapVj90/+R+SXTPYGHpYBBypfKJEQjLrvMZ7YXbKm21gXd4NcuxUTjiv1YtLng==
 
-which-boxed-primitive@^1.0.2:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/which-boxed-primitive/-/which-boxed-primitive-1.0.2.tgz#13757bc89b209b049fe5d86430e21cf40a89a8e6"
-  integrity sha512-bwZdv0AKLpplFY2KZRX6TvyuN7ojjr7lwkg6ml0roIy9YeuSr7JS372qlNW18UQYzgYK9ziGcerWqZOmEn9VNg==
-  dependencies:
-    is-bigint "^1.0.1"
-    is-boolean-object "^1.1.0"
-    is-number-object "^1.0.4"
-    is-string "^1.0.5"
-    is-symbol "^1.0.3"
-
 which-module@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/which-module/-/which-module-1.0.0.tgz#bba63ca861948994ff307736089e3b96026c2a4f"
@@ -10820,11 +10055,6 @@ ws@7.2.3:
   resolved "https://registry.yarnpkg.com/ws/-/ws-7.2.3.tgz#a5411e1fb04d5ed0efee76d26d5c46d830c39b46"
   integrity sha512-HTDl9G9hbkNDk98naoR/cHDws7+EyYMOdL1BmjsZXRUjf7d+MficC4B7HLUPlSiho0vg+CWKrGIt/VJBd1xunQ==
 
-ws@7.4.6:
-  version "7.4.6"
-  resolved "https://registry.yarnpkg.com/ws/-/ws-7.4.6.tgz#5654ca8ecdeee47c33a9a4bf6d28e2be2980377c"
-  integrity sha512-YmhHDO4MzaDLB+M9ym/mDA5z0naX8j7SIlT8f8z+I0VtzsRbekxEutHSme7NPS2qE8StCYQNUnfWdXta/Yu85A==
-
 ws@^3.0.0:
   version "3.3.3"
   resolved "https://registry.yarnpkg.com/ws/-/ws-3.3.3.tgz#f1cf84fe2d5e901ebce94efaece785f187a228f2"
@@ -10841,10 +10071,10 @@ ws@^5.1.1:
   dependencies:
     async-limiter "~1.0.0"
 
-ws@^7.4.6:
-  version "7.5.0"
-  resolved "https://registry.yarnpkg.com/ws/-/ws-7.5.0.tgz#0033bafea031fb9df041b2026fc72a571ca44691"
-  integrity sha512-6ezXvzOZupqKj4jUqbQ9tXuJNo+BR2gU8fFRk3XCP3e0G6WT414u5ELe6Y0vtp7kmSJ3F7YWObSNr1ESsgi4vw==
+ws@^7.2.1:
+  version "7.4.0"
+  resolved "https://registry.yarnpkg.com/ws/-/ws-7.4.0.tgz#a5dd76a24197940d4a8bb9e0e152bb4503764da7"
+  integrity sha512-kyFwXuV/5ymf+IXhS6f0+eAFvydbaBW3zjpT6hUdAh/hbVjTIB5EHBGi0bPoCLSK2wcuz3BrEkB9LrYv1Nm4NQ==
 
 xhr-request-promise@^0.1.2:
   version "0.1.3"
@@ -10888,7 +10118,7 @@ xmlhttprequest@1.8.0:
   resolved "https://registry.yarnpkg.com/xmlhttprequest/-/xmlhttprequest-1.8.0.tgz#67fe075c5c24fef39f9d65f5f7b7fe75171968fc"
   integrity sha1-Z/4HXFwk/vOfnWX197f+dRcZaPw=
 
-xtend@^4.0.0, xtend@^4.0.1, xtend@^4.0.2, xtend@~4.0.0, xtend@~4.0.1:
+xtend@^4.0.0, xtend@^4.0.1, xtend@~4.0.0, xtend@~4.0.1:
   version "4.0.2"
   resolved "https://registry.yarnpkg.com/xtend/-/xtend-4.0.2.tgz#bb72779f5fa465186b1f438f674fa347fdb5db54"
   integrity sha512-LKYU1iAXJXUgAXn9URjiu+MWhyUXHsvfp7mcuYm9dSUKK0/CjtrUwFAxD82/mCWbtLsGjFIad0wIsod4zrTAEQ==