update better-scroll

package.json

@@ -20,7 +20,7 @@
     "vue-resource": "1.0.3",
     "vue-router": "^2.2.0",
     "babel-runtime": "^6.0.0",
-    "better-scroll": "^0.1.11"
+    "better-scroll": "^1.4.2"
   },
   "devDependencies": {
     "autoprefixer": "^6.4.0",