Merge branch 'weixin_guange' into develop

app/controllers/wechats_controller.rb

@@ -470,7 +470,11 @@ class WechatsController < ActionController::Base
 
     def user_binded?(openid)
       uw = UserWechat.where(openid: openid).first
-      uw && uw.bindtype == 0
+      if uw && uw.bindtype == 0
+        uw
+      else
+        nil
+      end
     end
 
     def current_url