Bridging smoltcp and tiny-http (#240)

* testing shim with completed functions: bind, accept, and connect

* commiting preliminary test of the tiny-http - smoltcp shim

* commiting basic test with tiny-http in main.rs

before finding the bug that requires client to sleep

* tcplistener and tcpstream types complete

* minor change - double checking specific numbers in the code

* changed path for git submodule

* changed path for git submodule

* changed path for git submodule and took out commented stuff in main.rs

* small changes in cargo.toml and lib.rs within tiny-http

* update tiny-http cargo.toml

* update cargo.toml and xtask build

.gitmodules

@@ -9,3 +9,6 @@
 [submodule "src/abi"]
 	path = src/abi
 	url = ../../twizzler-operating-system/abi.git
+[submodule "src/bin/test-tiny-http/src/tiny-http-twizzler"]
+	path = src/bin/test-tiny-http/src/tiny-http-twizzler
+	url = ../../twizzler-operating-system/tiny-http-twizzler.git

Cargo.toml

@@ -11,6 +11,7 @@ members = [
     "src/bin/devmgr",
     "src/bin/etl_twizzler",
     "src/bin/mnemosyne",
+    "src/bin/test-tiny-http",
     "src/bin/random_validation",
     "src/bin/genrandom",
     "src/bin/randtest",
@@ -56,6 +57,7 @@ initrd = [
     "crate:bootstrap",
     "crate:init",
     "crate:devmgr",
+    "crate:test-tiny-http",
     "crate:etl_twizzler",
     "crate:virtio",
     "crate:monitor",