整理代码，提交相关修改

1.control.cpp中，将text，fontindex，textcolor暂时剥离绘制属性，这三个属性单独绘制
2.整理control.h的代码
3.将ResourceManage.h/cpp中没有用到的剔除掉，精简代码
Merge branch '2.0' of https://github.com/shaoyuan1943/duilib into shaoyuan1943-2.0

Conflicts:
	Src/Framework/DirectUI/Base/ResourceManager.h
Merge branch 'shaoyuan1943-2.0' into 2.0