packaging: Fixed issue 208 in gentoo overlay. xtfs_* tools will now work...

packaging: Fixed issue 208 in gentoo overlay. xtfs_* tools will now work correctly because of the new XTREEMFS environment variable.


git-svn-id: https://xtreemfs.googlecode.com/svn/trunk@2658 f8528748-c2c0-11dd-ba5c-d3b7c2b3b534