Test to check if inode-link failures appear

Change-Id: I572a6361f46efc3a0fe7f89a15f3a847c31901a7
BUG: 861015
Signed-off-by: Pranith Kumar K <pkarampu@redhat.com>
Reviewed-on: http://review.gluster.org/4402
Tested-by: Gluster Build System <jenkins@build.gluster.com>
Reviewed-by: Anand Avati <avati@redhat.com>