bugfix(serve): "ng serve --aot" broken from test file (closes #267) (#…

…269)

* Adding exclusion of spec test files when running ng serve --aot

* changing exclude string to be more specific to filename

* reverting changing exclude string to be more specific to filename

src/tsconfig.json

@@ -25,5 +25,8 @@
     "noUnusedLocals": false,
     "allowUnreachableCode": false,
     "pretty": true
-  }
+  },
+  "exclude": [
+    "**/*.spec.*"
+  ]
 }