changes needed for swift bindings to work
adding accessors to the on*Callback variables
prefixing ivars
prefixing ivars
Merge branch 'v3' of https://github.com/cocos2d/cocos2d-x into v3

# By chuanweizhang2013 (30) and others
# Via chuanweizhang2013 (19) and others
* 'v3' of https://github.com/cocos2d/cocos2d-x: (78 commits)
  fix ui::Helper::seekWigetByName can not find pages in pageview
  [AUTO][ci skip]: updating cocos2dx_files.json
  add const for getter. fixed redefinition of 'registerListeners'
  Update CCController-android.cpp
  fixed missing function
  issue #4689: Refactoring game controller API[ios]
  Add resources
  version1.2
  Remove useless codes
  Refactoring game controller API
  should not include android cpp files in win/wp project
  Remove useless codes
  Remove useless codes
  Add Lua bindings for utils and CaptureScreen test case
  revert Android.mk
  issue #4689: Refactor controller API.
  add setXXTEAKeyAndSign
  fix indent problems
  initialize member variable
  fix windows compile and running error
  ...
Merge pull request #7309 from mannewalis/v3

changes needed for swift bindings to work