Update cocos2d_specifics.cpp

fix bug about scheduler, if this value is -1, it will work all right in Emulator, but run error in real device, just call one time.
Fix a memory leak in Set::removeAllObjects.
The set maintains a strong reference to all objects so release() should be called whenever something is removed from the set.
issue #2768:Add Armature lua binding and releated test samples
upload CCArmatureDefine.cpp
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-x into Armature

Conflicts:
	extensions/cocos-ext.h
issue #2768:Add a newline
issue #2768:Modify testlua and hellolua sample's linux mayflies.
particle designer2.0 support
fix setcolor
retan ActionNode _actionSpawn while create
add judgment for retaining _actionSpawn
Fixed compiling-warnings (MSVC2012): C4996(* was declared deprecated), C4305 (* truncation from 'double' to 'float'), C4018 (* signed/unsigned mismatch), C4800(* forcing value to bool 'true' or 'false').
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-x into develop
modify particleSystem format erro
fixed action node crash
change to use CC_SAFE_RELEASE_NULL and CC_SAFE_RETAIN
Merge pull request #3755 from liamcindy/develop_action

[ci skip]change to use CC_SAFE_RELEASE_NULL and CC_SAFE_RETAIN
revising indent Erro
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-x into develop
fix add display