add getMeshArrayByName method
refact reskin code
fix wrong vertex buffer size
modify changelog
skip getMeshArrayByName
BUGFIX:SOMETIMES APP DIRECTLY AT THE STARTUP

Sometimes app directly at the startup on android platform.
Cleanup order of fields initialization.

Make initialization order to match declarations.
This change twice reduces number of warnings when compiling on MacOS X with Xcode 6.1
Warnings was like "Field 'XXXX' will be initialized after field 'YYYY'"
fix wrong look at
[AUTO]: updating luabinding automatically
Merge pull request #8954 from andyque/modifyChangeLog

modify changelog
Merge pull request #8983 from super626/camera

fix wrong camera lookat computation
[ci skip] Update CHANGELOG
Merge pull request #8981 from vovkasm/clean-order-of-fields-initialization

Cleanup order of fields initialization.
[ci skip]Update Authors
Merge pull request #8969 from kaylyun/v3

BUGFIX:SOMETIMES APP DIRECTLY AT THE STARTUP
Merge pull request #9012 from CocosRobot/update_lua_bindings_1415148600

[AUTO]: updating luabinding automatically
Merge pull request #8930 from super626/fixsprite

add Sprite3D::getMeshArrayByName and refactor re-skin test
fixes types in readme

thanks @kidproquo
Merge pull request #9024 from ricardoquesada/readme_fixes

fixes types in readme