Added x64 support for Windows - CCExtensions
Corrected a few mistakes in project-creator README
Adds missing copyright headers in some files
Merge pull request #5051 from ricardoquesada/copyright

Adds missing copyright headers in some files
[AUTO] : updating submodule reference to latest autogenerated bindings
Merge pull request #5052 from CocosRobot/updategeneratedsubmodule_1389654457

[AUTO] : updating submodule reference to latest autogenerated bindings
fix compiling error cause by macro define on window platform.
closed #3698: Wrong display when dragging window through retina and non-retina screen.
un-define clash with the existing macro definition in platform/win32/CCStdC.h
FLT_MIN —> FTL_EPSILON.
Merge pull request #5053 from Dhilan007/develop_crash

fix compiling error cause by clash with the existing macro definition on window platform.
Merge pull request #5044 from Pisces000221/patch-1

Corrected a few mistakes in project-creator README
Update AUTHORS [ci skip]
Merge pull request #5054 from dumganhar/iss3698-retina-mac

closed #3698: Wrong display when dragging window through retina and non-retina screen.
Merge pull request #5039 from martell/win64

closed #3700: Added x64 support for Windows - CCExtensions
Update AUTHORS [ci skip]
Update CHANGELOG [ci skip]