move renderer to dragonbones directory
move proj.win32 to cocos2d-x-3.x directory
rename cococs2d-x-3.x to cocos2d-x-3.2
change cocos2d-x-3.x to cocos2d-x-3.2
fix libDragonbones config
change readme
add engines/README
add ignore engines/
Merge pull request #48 from lite3/refactoring

Adjust the directory structure
merge from refactoring