优化依赖

bower.json

@@ -7,7 +7,7 @@
   "private": true,
   "dependencies": {
     "jquery": "^2.1.4",
-    "bootstrap": "^3.3.7",
+    "bootstrap": "~3.3.7",
     "font-awesome": "^4.6.1",
     "bootstrap-table": "fastadmin-bootstraptable#~1.11.5",
     "jstree": "~3.3.2",