* new MRC: fixed BabuDB bug that caused invalid on-disk indices if a snapshot...

* new MRC: fixed BabuDB bug that caused invalid on-disk indices if a snapshot was taken after files were deleted

git-svn-id: https://xtreemfs.googlecode.com/svn/trunk@148 f8528748-c2c0-11dd-ba5c-d3b7c2b3b534