issue #3401: add bit operation for lua physics test
issue #3401: bug fix
issue #3401: bug fix
Merge pull request #5253 from boyu0/iss3401_lua_bit_fix

issue #3401: add bit operation for lua physics test
Update the reference of the submodule "plugin".
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-x into develop
Merge pull request #5255 from natural-law/develop

Update the reference of the submodule "plugin".
Merge pull request #5252 from samuele3hu/developBug

issue #3837:Update the “HelloLua” test case to support on-device debugging
close #3861:fixed NativeActivity issue ANR on android 2.3 when press hardware button.
Merge pull request #5242 from Dhilan007/develop_crash

close #3861:fixed NativeActivity issue ANR on android 2.3 when press hardware button.
Update CHANGELOG [ci skip]
closed #3871: event->stopPropagation can't work for EventListenerAllAtOnce.  And add relevant test case.
issue #3871: Removes unneeded empty lines.
Merge pull request #5257 from dumganhar/iss3871-stop-propagation-fix

closed #3871: event->stopPropagation can't work for EventListenerAllAtOnce.  And add relevant test case.
Update CHANGELOG [ci skip]
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-x into developBug