-update: for lua library.
Merge branch 'master' of https://git.oschina.net/delun-zhu/cocos2d-x-qt-3.x

# By ZhuDelun (2) and Zhu Delun (1)
# Via ZhuDelun
* 'master' of https://git.oschina.net/delun-zhu/cocos2d-x-qt-3.x:
  -update: new README.md for Qt port.
  Initial commit
  -update:
!fixed: a bug that loading jpeg image failed for CC_TARGET_QT5.