moved typescript to devDependencies

package.json

@@ -15,8 +15,7 @@
   "dependencies": {
     "esprima": "^2.7.2",
     "escodegen": "^1.8.0",
-    "estraverse": "^4.2.0",
-    "typescript": "^1.8.10"
+    "estraverse": "^4.2.0"
   },
   "devDependencies": {
     "babel-cli": "^6.9.0",
@@ -26,6 +25,7 @@
     "lite-server": "^1.3.1",
     "source-map-support": "^0.4.0",
     "ts-loader": "^0.8.2",
+    "typescript": "^1.8.10",
     "typings": "^0.8.1",
     "webpack": "^2.1.0-beta.12",
     "webpack-node-externals": "^1.2.0"