Avoid unnecessary object duplication using passing arguments by reference
Merge pull request #3911 from minggo/iss2905-adjust_folder

[ci skip]SimpleAudioEngine -> audio
Best C++ practice for ScriptingCore class. '_' should be prefix rather than suffix.
Merge pull request #3918 from dumganhar/develop

Best C++ practice for ScriptingCore class. '_' should be prefix rather than suffix.
issue #2771:  fix some compile error.
issue #2771:  add #ifdef CC_USE_PHYSICS to CC_SAFE_DELETE(_physicsWorld)
issue #2771:  delete #define RAND_MAX in PhysicsTest.cpp(already defined in stdlib.h)
Merge pull request #3916 from boyu0/iss2771_physical

[ci skip]issue 2771: physical
issue #2771:  add updatePhysicsTransform to Node.
Merge pull request #3888 from ktaobo/avoid-copy

Avoid unnecessary object duplication using passing arguments by reference
Update AUTHORS [ci skip]
[AUTO] : updating submodule reference to latest autogenerated bindings
Update AUTHORS [ci skip]
Update CHANGELOG [ci skip]
Merge pull request #3920 from CocosRobot/updategeneratedsubmodule_1381475703

[AUTO] : updating submodule reference to latest autogenerated bindings[ci skip]
Merge pull request #3549 from jimmystar/patch-1

Fix wrong assignment for repeatforever argument.
Update CHANGELOG [ci skip]
Update AUTHORS [ci skip]
[Win32] Fixing compilation errors after renaming CocosDenshion to 'audio'.
Small fix in ScriptingCore.cpp.