CBLT-314:  sync gateway packages use new naming convention

Change-Id: I6b73544481ada211c1aa32b1b04d848a8f4bd813
Reviewed-on: http://review.couchbase.org/38602
Reviewed-by: Philip Labee <philip@couchbase.com>
Tested-by: Philip Labee <philip@couchbase.com>