如何在IntelliJ IDEA中创建一个补丁?

I've been using IntelliJ IDEA 9.0 Community Edition for some time after years living in Eclipse. One thing seems to be hard to find in it. I'd like to create a patch on some subfolder in my project. In Eclipse it is done using right click, Team, Create Patch.I've been using IntelliJ IDEA 9.0 Community Edi