fix cocos2d tests and lu-bdinings and cocos2d_libs project config warnings
fix box2d ios & mac library warnings
fix cocos2dx engine internal warnings
fix CCDirectorCaller warnings
fix warnings of font and RichText
fix win32 compile error
change setFontSize from int to float
remove deprecated classes in CCNodeLoader
remove unused accelerometer
Merge branch 'develop' into fix_warnings

Conflicts:
	cocos/base/CCConsole.cpp
	cocos/base/CCConsole.h
fix a paramers miss match
fixed label font size: from int to float
Merge pull request #5876 from andyque/fix_warnings

Fix warnings in cocos2dx target of XCode project.