CCNode添加接口递归设置CascadeOpacityEnabled
Merge pull request #450 from elisaday/master

CCNode添加接口递归设置CascadeOpacityEnabled
add removeAllItems
add removeAllItems
Merge pull request #454 from yuyangame/patch-2

UIListView add removeAllItems
Merge commit 'c0c29ebab139db10a7af50a8b1270fe7bdc86dce'

* commit 'c0c29ebab139db10a7af50a8b1270fe7bdc86dce':
  add removeAllItems
  add removeAllItems
  CCNode添加接口递归设置CascadeOpacityEnabled