diff --git a/yarn.lock b/yarn.lock
index 0c9cc92..8bdfc16 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1173,7 +1173,7 @@ aws4@^1.8.0:
 
 axios@^0.18.0:
   version "0.18.0"
-  resolved "http://registry.npmjs.org/axios/-/axios-0.18.0.tgz#32d53e4851efdc0a11993b6cd000789d70c05102"
+  resolved "https://registry.npmjs.org/axios/-/axios-0.18.0.tgz#32d53e4851efdc0a11993b6cd000789d70c05102"
   dependencies:
     follow-redirects "^1.3.0"
     is-buffer "^1.1.5"
@@ -1278,8 +1278,8 @@ bluebird@^3.1.1, bluebird@^3.5.1, bluebird@^3.5.3:
   resolved "https://registry.yarnpkg.com/bluebird/-/bluebird-3.5.3.tgz#7d01c6f9616c9a51ab0f8c549a79dfe6ec33efa7"
 
 bn.js@^4.0.0, bn.js@^4.1.0, bn.js@^4.1.1, bn.js@^4.4.0:
-  version "4.11.8"
-  resolved "https://registry.yarnpkg.com/bn.js/-/bn.js-4.11.8.tgz#2cde09eb5ee341f484746bb0309b3253b1b1442f"
+  version "4.11.9"
+  resolved "https://registry.yarnpkg.com/bn.js/-/bn.js-4.11.9.tgz#26d556829458f9d1e81fc48952493d0ba3507828"
 
 body-parser@1.18.3:
   version "1.18.3"
@@ -1793,7 +1793,7 @@ concat-map@0.0.1:
 
 concat-stream@^1.5.0, concat-stream@^1.6.0:
   version "1.6.2"
-  resolved "http://registry.npmjs.org/concat-stream/-/concat-stream-1.6.2.tgz#904bdf194cd3122fc675c77fc4ac3d4ff0fd1a34"
+  resolved "https://registry.npmjs.org/concat-stream/-/concat-stream-1.6.2.tgz#904bdf194cd3122fc675c77fc4ac3d4ff0fd1a34"
   dependencies:
     buffer-from "^1.0.0"
     inherits "^2.0.3"
@@ -2316,7 +2316,7 @@ dns-txt@^2.0.2:
 
 doctrine@1.5.0:
   version "1.5.0"
-  resolved "http://registry.npmjs.org/doctrine/-/doctrine-1.5.0.tgz#379dce730f6166f76cefa4e6707a159b02c5a6fa"
+  resolved "https://registry.npmjs.org/doctrine/-/doctrine-1.5.0.tgz#379dce730f6166f76cefa4e6707a159b02c5a6fa"
   dependencies:
     esutils "^2.0.2"
     isarray "^1.0.0"
@@ -2425,8 +2425,8 @@ elegant-spinner@^1.0.1:
   resolved "https://registry.yarnpkg.com/elegant-spinner/-/elegant-spinner-1.0.1.tgz#db043521c95d7e303fd8f345bedc3349cfb0729e"
 
 elliptic@^6.0.0:
-  version "6.4.1"
-  resolved "https://registry.yarnpkg.com/elliptic/-/elliptic-6.4.1.tgz#c2d0b7776911b86722c632c3c06c60f2f819939a"
+  version "6.5.3"
+  resolved "https://registry.yarnpkg.com/elliptic/-/elliptic-6.5.3.tgz#cb59eb2efdaf73a0bd78ccd7015a62ad6e0f93d6"
   dependencies:
     bn.js "^4.4.0"
     brorand "^1.0.1"
@@ -3616,14 +3616,18 @@ inflight@^1.0.4:
     once "^1.3.0"
     wrappy "1"
 
-inherits@2, inherits@2.0.3, inherits@^2.0.1, inherits@^2.0.3, inherits@~2.0.1, inherits@~2.0.3:
-  version "2.0.3"
-  resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.3.tgz#633c2c83e3da42a502f52466022480f4208261de"
+inherits@2, inherits@^2.0.1, inherits@^2.0.3, inherits@~2.0.1, inherits@~2.0.3:
+  version "2.0.4"
+  resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.4.tgz#0fa2c64f932917c3433a0ded55363aae37416b7c"
 
 inherits@2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.1.tgz#b17d08d326b4423e568eff719f91b0b1cbdf69f1"
 
+inherits@2.0.3:
+  version "2.0.3"
+  resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.3.tgz#633c2c83e3da42a502f52466022480f4208261de"
+
 ini@~1.3.0:
   version "1.3.5"
   resolved "https://registry.yarnpkg.com/ini/-/ini-1.3.5.tgz#eee25f56db1c9ec6085e0c22778083f596abf927"
@@ -3839,7 +3843,7 @@ is-number@^3.0.0:
 
 is-obj@^1.0.0, is-obj@^1.0.1:
   version "1.0.1"
-  resolved "http://registry.npmjs.org/is-obj/-/is-obj-1.0.1.tgz#3e4729ac1f5fde025cd7d83a896dab9f4f67db0f"
+  resolved "https://registry.npmjs.org/is-obj/-/is-obj-1.0.1.tgz#3e4729ac1f5fde025cd7d83a896dab9f4f67db0f"
 
 is-observable@^1.1.0:
   version "1.1.0"
@@ -3953,7 +3957,7 @@ javascript-stringify@^1.6.0:
 
 jest-get-type@^22.1.0:
   version "22.4.3"
-  resolved "http://registry.npmjs.org/jest-get-type/-/jest-get-type-22.4.3.tgz#e3a8504d8479342dd4420236b322869f18900ce4"
+  resolved "https://registry.npmjs.org/jest-get-type/-/jest-get-type-22.4.3.tgz#e3a8504d8479342dd4420236b322869f18900ce4"
 
 jest-validate@^23.5.0:
   version "23.6.0"
@@ -4222,7 +4226,7 @@ listr@^0.14.1:
 
 load-json-file@^2.0.0:
   version "2.0.0"
-  resolved "http://registry.npmjs.org/load-json-file/-/load-json-file-2.0.0.tgz#7947e42149af80d696cbf797bcaabcfe1fe29ca8"
+  resolved "https://registry.npmjs.org/load-json-file/-/load-json-file-2.0.0.tgz#7947e42149af80d696cbf797bcaabcfe1fe29ca8"
   dependencies:
     graceful-fs "^4.1.2"
     parse-json "^2.2.0"
@@ -4930,7 +4934,7 @@ os-locale@^3.0.0:
 
 os-tmpdir@^1.0.0, os-tmpdir@~1.0.2:
   version "1.0.2"
-  resolved "http://registry.npmjs.org/os-tmpdir/-/os-tmpdir-1.0.2.tgz#bbe67406c79aa85c5cfec766fe5734555dfa1274"
+  resolved "https://registry.npmjs.org/os-tmpdir/-/os-tmpdir-1.0.2.tgz#bbe67406c79aa85c5cfec766fe5734555dfa1274"
 
 osenv@^0.1.4:
   version "0.1.5"
@@ -6105,7 +6109,7 @@ slash@^2.0.0:
 
 slice-ansi@0.0.4:
   version "0.0.4"
-  resolved "http://registry.npmjs.org/slice-ansi/-/slice-ansi-0.0.4.tgz#edbf8903f66f7ce2f8eafd6ceed65e264c831b35"
+  resolved "https://registry.npmjs.org/slice-ansi/-/slice-ansi-0.0.4.tgz#edbf8903f66f7ce2f8eafd6ceed65e264c831b35"
 
 slice-ansi@1.0.0:
   version "1.0.0"
@@ -6292,7 +6296,7 @@ stackframe@^1.0.4:
 
 staged-git-files@1.1.1:
   version "1.1.1"
-  resolved "http://registry.npmjs.org/staged-git-files/-/staged-git-files-1.1.1.tgz#37c2218ef0d6d26178b1310719309a16a59f8f7b"
+  resolved "https://registry.npmjs.org/staged-git-files/-/staged-git-files-1.1.1.tgz#37c2218ef0d6d26178b1310719309a16a59f8f7b"
 
 static-extend@^0.1.1:
   version "0.1.2"