/- clean up path_traverse interface, esp the usages in Server.cc
/- piggyback lease/cap release on client_request?
/- store metadata format version on disk...
-- async xattr
+/- async xattr
/- dcache readdir
- make mds exhert memory pressure on client caps, leases
-
-- make mds caps behave on fresh mount + echo foo >> mnt/existing
+- confutils memory leaks
kclient caps
- fix up mds selection, and ESTALE handling