Fix the a error in the `ccmap_string_key_to_luaval` functions
Merge branch 'v3' of https://github.com/cocos2d/cocos2d-x into v3_retain
compiles OK: raw version of vertex Index buffer, half version of vertex data
Merge pull request #7548 from yongkangchen/v3

fix Label::setTextColor did not have any effect.
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[ci skip]
Merge pull request #7586 from samuele3hu/v3_retain

Fix the a error in the `ccmap_string_key_to_luaval` function
Merge pull request #7578 from newnon/v3_mac_custom_font_fix_v2

mac custom font fix v2
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Update CCParticleSystem.cpp
add indexData
Fix Scale issue on cocos2d-x cpp-test
Add getter and setter for TextColor to Text Widget
fix remove self in Widget touch callback issue
change mac/ios target name
fix warn
minor modification of tests
Remove update of content size as it won't change
Simplify Widget ContentSize cascade change algorithm
Fix void* casting