Fix the crash that CocoStudioGuiTest in the Linux platform and errors than Sprite3DTest
Merge branch 'v3' of https://github.com/cocos2d/cocos2d-x into v3_hot_fix
Add lua bindings for TextureCache::addImageAsync and update the related test cases
Merge pull request #7433 from heliclei/check-build-size

check libcpp-empty-test.so size after successful build
Merge pull request #7434 from samuele3hu/v3_hot_fix

Fix the crash that CocoStudioGuiTest in the Linux platform and error display than Sprite3DTest