Bower bootstrap dependency.

bower.json

@@ -6,6 +6,7 @@
     "./css/bootstrap-multiselect.css"
   ],
   "dependencies": {
-    "jquery": ">= 1.11.0"
+    "jquery": ">= 1.11.0",
+    "bootstrap": ">= 2.3.2"
   }
 }