refactor(@angular-devkit/build-angular): enable direct template loading

Author: clydin

packages/angular_devkit/build_angular/src/angular-cli-files/models/webpack-configs/typescript.ts

@@ -82,6 +82,7 @@ function _createAotPlugin(
     forkTypeChecker: buildOptions.forkTypeChecker,
     contextElementDependencyConstructor: require('webpack/lib/dependencies/ContextElementDependency'),
     logger: wco.logger,
+    directTemplateLoading: true,
     ...options,
   };
   return new AngularCompilerPlugin(pluginOptions);