eclipse装配svn插件时必须要选的东西

subclipse的地址: 

http://subclipse.tigris.org/servlets/ProjectProcess;jsessionid=33F629B13D660BA8D162A7A9FA517F3A?pageID=p4wYuA 

1. Subclipse
2. Subversion Client Adapter
3. Svnkit Client Adapter
4. Subversion  JavaHL Native Library Adapter