update CHANGELOG
modify description of Windows8 and WinPhone8
Merge pull request #3832 from minggo/master

[ci skip]Add changelog for Windows8 and WinPhone8
fix run build-win32.bat build fail
Merge pull request #3833 from Dhilan007/master

[ci skip]fix run build-win32.bat build fail
fix run build-win32.bat build fail
Merge pull request #3834 from Dhilan007/master

[ci skip]fix run build-win32.bat build fail
Merge pull request #3836 from dumganhar/master

[master] Update JS-Test. Disable TestColliderDetector for JSB temporarily
[master] Adding package-maker tool.[ci skip]