Update bower.json

fix #13

Author: ziscloud

bower.json

@@ -1,6 +1,6 @@
 {
   "name": "angular-slimscroll",
-  "version": "1.1.2",
+  "version": "1.1.4",
   "authors": [
     "Tony Wang <ziscloud@gmail.com>",
     "Greg Wang <gregwym@qq.com>"