refactor(compiler_cli): move it into modules/@angular and integrate properly into the build

This also does no more depend on a version
on npm for the compiler_cli.

Also runs the tests for tools/metadata

modules/@angular/compiler_cli/integrationtest/src/basic.html

@@ -0,0 +1,3 @@
+<div>{{ctxProp}}</div>
+<form><input type="button" [(ngModel)]="ctxProp"/></form>
+<my-comp></my-comp>