fix ease elastic action error
issue #4337:label support create by font name,compatible with old labelTTF
1.fixed color and opacity has not yet gone into effect.
2.fixed display is not consistent with old LabelTTF when content scale factor of Director not equal to 1.
update test case.
rename gui folder to ui
let ios project compile correct
rename cocosgui resource to cocosui
rename cocos2dx_gui to cocos2dx_ui
add lua ui binding
fix mac lua
modify android makefile
update vs2012 project dependency
Re-add hellocpp, hellolua
Removes unused configuration for Xcode.
Adds lua-hello samples, it works on iOS / Mac .
Removes xcscheme for test project.
Renames cocos2d_samples to cocos2d_tests, what could i say?
Renames 'samples' folder to 'tests', ouch....
cpp-hello -> cpp-empty-test, lua-hello -> lua-empty-test, ouch....
lua-empty-test folder structure refactoring.
plist rename.