title: needed any running example for ng-sidebar implementation
body: <p>I am new to angular2 i want to create sidebar using ng-sidebar ,
  But the documentation they had given in readme.MD doc is quite confusing .I am not able to implement in my already build application.
  If somebody have any implement experience in ng-sidebar please let me know how to call that component in my application?
  I am very much confused about forRoot method.</p>