Implement fs module (#3)

* Implements the fs module

* Add stats object

* Add not implemented to createWriteStream

* Update mkdtemp to use tmp dir

* Unexport Stats

* Add client web socket for commands and restructure

packages/protocol/package.json

@@ -0,0 +1,16 @@
+{
+    "name": "@coder/server",
+    "main": "src/index.ts",
+    "dependencies": {
+        "express": "^4.16.4",
+        "node-pty": "^0.8.0",
+        "ws": "^6.1.2"
+    },
+    "devDependencies": {
+        "@types/express": "^4.16.0",
+        "@types/text-encoding": "^0.0.35",
+        "@types/ws": "^6.0.1",
+        "text-encoding": "^0.7.0",
+        "ts-protoc-gen": "^0.8.0"
+    }
+}