build(ls): update dependencies to official builds (#21)

Author: chuckjaz

server/package.json

@@ -12,16 +12,15 @@
     "watch": "installServerIntoExtension ../client ./package.json ./tsconfig.json && tsc --watch -p ."
   },
   "dependencies": {
-    "@angular/language-service": "github:angular/language-service-builds",
+    "@angular/language-service": "^2.3.1",
     "reflect-metadata": "^0.1.8",
     "typescript": "2.0.2",
     "vscode-languageserver": "^2.4.0-next.9"
   },
   "devDependencies": {
-    "@angular/compiler": "github:angular/compiler-builds",
-    "@angular/compiler-cli": "github:angular/compiler-cli-builds",
-    "@angular/core": "github:angular/core-builds",
-    "@angular/tsc-wrapped": "^0.4.0",
+    "@angular/compiler": "^2.3.1",
+    "@angular/compiler-cli": "^2.3.1",
+    "@angular/core": "^2.3.1",
     "@types/node": "^6.0.46",
     "rxjs": "5.0.0-rc.4",
     "zone.js": "^0.7.2"