add nested layout
Merge pull request #7327 from andyque/addUITests

fix some minor bugs of ui
Merge pull request #7326 from Dhilan007/v3-gc-refactor

issue #4689: support external key.
Merge branch 'newcode' into v3
delete cube_anim
parseGLType bug
[ci skip: update version]
roll back initWithImage logic
1.fixed lose disconnected event.
2.fixed incorrect device name and device id;
Merge pull request #7328 from dabingnn/v3_rollBackTexture

roll back initWithImage logic
update test case
update API annotation.
Merge pull request #7329 from Dhilan007/v3-gc-refactor

issue #4689:Fixed lose disconnected event and incorrect device name/id.
[ci skip]
Merge pull request #48 from lvlonggame/v3

delete the cube model file and modify 3DBundle
fixed missing zlib.h header path
check if _itemsPerRow == 0 to avoid divide by zero
Merge pull request #7330 from MSOpenTech/wp8-v3-fix

WP8 v3 build fix
Merge pull request #7267 from andyque/addBinaryFileTests

add tests to GUI
change the logic of texture loading