CBD-1214:  update commit validation dashboard, add titles to buildbot status dashboards

Change-Id: Id8a8010671d74746a73442561835ee18c8220ff9
Reviewed-on: http://review.couchbase.org/33690
Reviewed-by: Philip Labee <philip@couchbase.com>
Tested-by: Philip Labee <philip@couchbase.com>