having sourcemap settings breaks the e2e testing with nightly typescript and ts-node version, this fixes this problem

Author: TheLarkInn

addon/ng2/blueprints/ng2/files/e2e/tsconfig.json

@@ -4,14 +4,12 @@
     "declaration": false,
     "emitDecoratorMetadata": true,
     "experimentalDecorators": true,
-    "mapRoot": "",
     "module": "commonjs",
     "moduleResolution": "node",
     "noEmitOnError": true,
     "noImplicitAny": false,
     "rootDir": ".",
     "sourceMap": true,
-    "sourceRoot": "/",
     "target": "es5"
   }
 }