Fix kerning on signle characters
Fix Label Additional Kerning All Strings
Merge pull request #8918 from dumganhar/iss8843-drawpoint

closed #8843: Fixes DrawNode::drawPoint crash and uses VAO if it's available when draw points.
[ci skip] Update CHANGELOG
Merge pull request #8919 from ahlwong/v3

Fix Label Kerning on Single Characters Cocos2d-X3.3Beta0