glupy: Importing Jeff's glupy project into glusterfs

Change-Id: I3891ef6eaf6ede7c8cbedc3298ce2501a69b2b05
BUG: 961856
Original-author: Jeff Darcy <jdarcy@redhat.com>
Signed-off-by: Ram Raja <rraja@redhat.com>
Reviewed-on: http://review.gluster.org/4906
Reviewed-by: Justin Clift <jclift@redhat.com>
Tested-by: Justin Clift <jclift@redhat.com>