1.添加工作状态按钮控制
2.添加工作状态按钮点击后检查事件

Signed-off-by: yangjun1985 <gdiyang@lode>
Merge branch 'master' of https://github.com/sgewuhan/pm.git

Conflicts:
	com.sg.business.model/src/com/sg/business/model/Work.java

Signed-off-by: yangjun1985 <gdiyang@lode>