Add getTagForRegister to Factory. Use Same Factory if sub view contain ParentView: tag.
Merge branch 'master' of github.com:3dsinteractive/cocosnx

# By Heart Narongrit Kanhanoi
# Via Heart Narongrit Kanhanoi
* 'master' of github.com:3dsinteractive/cocosnx:
  add  : registerViewFactory:withViewNames:  to iOS edit : custom view use many custom view tag