v2.0.0-pre.6

What's Changed

• Update engine version 2.1.5 by @JiepengTan in #773
• Update engine version 2.1.5 by @JiepengTan in #774
• Update doc dirs by @JiepengTan in #775
• Feat: add interface to take snapshot by @JiepengTan in #781
• refactor: remove auto-binding support for sounds by @aofei in #777
• refactor: migrate from manual sprite variables to XGo -embed generation by @aofei in #778
• Fix dylib match error by @JiepengTan in #782
• Ignore all sub project's .mod & .sum file by @JiepengTan in #786
• Deprecate api for 2.0 by @JiepengTan in #788
• UpdateAPI2.0: GraphicEffect by @JiepengTan in #800
• UpdateAPI 2.0: SetBackdrop by @JiepengTan in #799
• [tool] add make clear by @JiepengTan in #802
• UpdateAPI2.0:Broadcast by @JiepengTan in #801
• [tool] add make clear by @JiepengTan in #804
• Feat: support pause game for engine 4.4.1 by @JiepengTan in #780
• Pr merge dev to feat api2.0 by @JiepengTan in #805
• Fix compile error by @JiepengTan in #806
• UpdateAPI2.0: Costume by @JiepengTan in #807
• UpdateAPI2.0:SetLayer by @JiepengTan in #803
• Fix #813 awake call after onstart by @JiepengTan in #814
• UpdateAPI2.0:Animation by @JiepengTan in #808
• UpdateAPI2.0: PlaySound by @JiepengTan in #809
• UpdateAPI2.0:Movement by @JiepengTan in #811
• UpdateAPI2.0:Turn by @JiepengTan in #812
• Upgrade engine version => 2.1.9 by @JiepengTan in #817
• Feat: add nextFrame by @JiepengTan in #820

Full Changelog: v2.0.0-pre.5...v2.0.0-pre.6