fix(@angular/cli): add typing for module.id for SystemJS usage

Author: Brocco

packages/@angular/cli/blueprints/ng/files/__path__/typings.d.ts

@@ -0,0 +1,4 @@
+/* SystemJS module definition */
+declare var module: {
+  id: string;
+};

tests/e2e/tests/build/module-id.ts

@@ -0,0 +1,11 @@
+import { ng } from '../../utils/process';
+import { replaceInFile } from "../../utils/fs";
+
+
+export default function() {
+  return Promise.resolve()
+    .then(() => replaceInFile('src/app/app.component.ts',
+      '@Component({',
+      '@Component({ moduleId: module.id,'))
+    .then(() => ng('build'));
+}