fix(rating): user glyhicon classes

Author: Bernd Helzer

src/rating/test/rating.spec.js

@@ -22,7 +22,7 @@ describe('rating directive', function () {
     var stars = getStars();
     var state = [];
     for (var i = 0, n = stars.length; i < n; i++) {
-      state.push( (stars.eq(i).hasClass(classOn || 'icon-star') && ! stars.eq(i).hasClass(classOff || 'icon-star-empty')) );
+      state.push( (stars.eq(i).hasClass(classOn || 'glyphicon-star') && ! stars.eq(i).hasClass(classOff || 'glyphicon-star-empty')) );
     }
     return state;
   }

template/rating/rating.html

@@ -1,3 +1,3 @@
 <span ng-mouseleave="reset()">
-	<i ng-repeat="r in range" ng-mouseenter="enter($index + 1)" ng-click="rate($index + 1)" ng-class="$index < val && (r.stateOn || 'icon-star') || (r.stateOff || 'icon-star-empty')"></i>
+	<i ng-repeat="r in range" ng-mouseenter="enter($index + 1)" ng-click="rate($index + 1)" ng-class="$index < val && (r.stateOn || 'glyphicon glyphicon-star') || (r.stateOff || 'glyphicon glyphicon-star-empty')"></i>
 </span>