* added performance tweak to new MRC: paths are now resolved in advance, in...

* added performance tweak to new MRC: paths are now resolved in advance, in order to avoid duplicate path resolutions

git-svn-id: https://xtreemfs.googlecode.com/svn/trunk@74 f8528748-c2c0-11dd-ba5c-d3b7c2b3b534