LU-1187 lmv: remove obsolete lmv object.

LU-1187 lmv: remove obsolete lmv object.

lmv object is intended to handle spliting directory, which
is obsolete for current DNE infrastructure.

Signed-off-by: wang di <di.wang@intel.com>
Change-Id: I5337d497451f6869bc67474b0cd7d74bde01a172
Reviewed-on: http://review.whamcloud.com/5011
Tested-by: Hudson
Reviewed-by: Alex Zhuravlev <bzzz@whamcloud.com>
Tested-by: Maloo <whamcloud.maloo@gmail.com>
Reviewed-by: Andreas Dilger <andreas.dilger@intel.com>
Reviewed-by: Oleg Drokin <green@whamcloud.com>