features/locks: Fix inodelk leak when issued an UNLOCK.
features/locks: Fix inodelk leak when issued an UNLOCK.

Signed-off-by: Pavan Vilas Sondur <pavan@gluster.com>
Signed-off-by: Anand V. Avati <avati@dev.gluster.com>

BUG: 222 (Enhance Internal locks to support multilple domains and rewrite inodelks)
URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=222

Kaushikbv/Gluster,Kaushikbv/Gluster,Kaushikbv/Gluster