Added autogen.sh check for presence of tar

Change-Id: I95313699edcf7bc2696505fcb475a4a67c1800cf
BUG: 924891
Signed-off-by: Justin Clift <jclift@redhat.com>
Reviewed-on: http://review.gluster.org/4716
Reviewed-by: Kaleb KEITHLEY <kkeithle@redhat.com>
Tested-by: Gluster Build System <jenkins@build.gluster.com>
Reviewed-by: Jeff Darcy <jdarcy@redhat.com>
nfs: ACCESS - reply only what was asked for

Set only those bits which were requested by the client. Some clients,
like AIX, do not like the fact that we are returning the EXEC bit
set in the ACCESS reply even though it only asked for LOOKUP bit.

Change-Id: I3c2fd5dce030ea5ddae0511497cafa078c4d76d6
BUG: 924481
Signed-off-by: Anand Avati <avati@redhat.com>
Reviewed-on: http://review.gluster.org/4707
Tested-by: Gluster Build System <jenkins@build.gluster.com>
Reviewed-by: Jeff Darcy <jdarcy@redhat.com>