Merge pull request #1078 from LearnCocos2D/v3.3-api-ref

v3.3  api reference cleanup pass
Packages documentation for class interfaces added.
Merge pull request #1079 from LearnCocos2D/v3.3-api-ref

V3.3 api ref amendments, fixing appledoc warnings
Merge pull request #1080 from NickyWeber/documentatin/v3.3_packages_appledoc

Packages documentation for class interfaces added.
Merge branch 'refs/heads/v3.3' into v3.3-api-ref
warning-free appledoc build script (for now)
director header layout updated for doc sections
build doc sh minor change
updated CCDirector class reference