fix(Tabset): add tab-container class to the Tabset component for corr…

…ect display

components/tabs/tabset.component.ts

@@ -1,4 +1,4 @@
-import {Component, OnInit, Input} from 'angular2/core';
+import {Component, OnInit, HostBinding, Input} from 'angular2/core';
 import {NgClass} from 'angular2/common';
 import {NgTransclude} from '../common';
 import {Tab} from './tab.directive';
@@ -36,6 +36,8 @@ export class Tabset implements OnInit {
   @Input()
   public get type():string {return this._type;};
 
+  @HostBinding('class') class = 'tab-container';
+
   public set vertical(value:boolean) {
     this._vertical = value;
     this.setClassMap();