add MultiResolition
MultiResolution変更
update MultiResoution
update MultiResolution for cocos2dx 3.0
fix MultiResolution
Randomクラスをstd::random_shuffle対応
SimpleButton追加
update SimpleButton for cocos2dx 3.0
Utils更新

Conflicts:
	oreore/cocos2d/utils/Utils.h
update Utils for cocos2dx 3.0
アクション追加&修正

Conflicts:
	oreore/cocos2d/actions/AttractMove.cpp
	oreore/cocos2d/actions/CircleMoveBy.cpp
	oreore/cocos2d/actions/CircleMoveTo.cpp
	oreore/cocos2d/actions/Move.cpp
	oreore/cocos2d/actions/Shake.cpp
	oreore/cocos2d/actions/Shake.h
	oreore/cocos2d/nodes/Overlay.cpp
update Actions for cocos2dx 3.0
Merge branch 'master' into cocos2dx-3.0beta

Conflicts:
	oreore/cocos2d/utils/MultiResolution.cpp
	oreore/cocos2d/utils/MultiResolution.h
update README.md