add sr lua interface for matrix

Signed-off-by: rainfiel <rainfiel@gmail.com>
add sprite.hasparent for lua

Signed-off-by: rainfiel <rainfiel@gmail.com>
添加一个 message 接口用于例如原生文本框输入等消息传递
Merge branch 'master' of ssh://oa.ejoy.com/ejoy2d
document sprite
update readme
fix example for add message
register EJOY_MESSAGE for message
Merge branch 'public'
bugfix: sprite.label
update document : flash-parser
add matrix.import and matrix.rs for lua

Signed-off-by: rainfiel <rainfiel@gmail.com>
Merge branch 'master' of ssh://oa.ejoy.com/ejoy2d
sprite_setframe return total frame
add mac Xcode example project.
Merge branch 'master' of http://github.com/cloudwu/ejoy2d
use recommend settings.
move the lua folder.
embed  lua 5.2.3
remove iOS lua