在工作中状态下，不能修订文档
Signed-off-by: ycx <ycx@10.99.190.135>
Merge branch 'master' of https://github.com/sgewuhan/pm3.git

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

Signed-off-by: ycx <ycx@10.99.190.135>