[ccconsole]Add version command.
Merge pull request #7028 from heliclei/cocos-version

[ccconsole]Add version command.
[ci skip]
Ensuring release cache texture in timely.
added missing files
Merge pull request #7041 from MSOpenTech/wp8-v3-update

added missing ObjectFactory files
issue #3341:fix TextureCache::addImageAsync repeatedly generate Image for the same image file.
Merge pull request #7043 from Dhilan007/v3-texturecachefix

issue #3341:fix TextureCache::addImageAsync repeatedly generate Image for the same image file.
[ci skip]
Merge pull request #7044 from Dhilan007/v3-label-improve

Ensuring release cache texture in timely.
[ci skip]
Merge branch 'v3' of https://github.com/cocos2d/cocos2d-x into v3_keypad_fix