some fixes from AngularClass starter
some fixes from AngularClass starter

shardis/spring-angular2-starter,kucharzyk/spring-angular2-starter,kucharzyk/spring-angular2-starter,kucharzyk/spring-angular2-starter,shardis/spring-angular2-starter,shardis/spring-angular2-starter,kucharzyk/spring-angular2-starter,kucharzyk/spring-angular2-starter,shardis/spring-angular2-starter,shardis/spring-angular2-starter