Create and prepare non-deploy release 2.7.1

Create and prepare non-deploy release 2.7.1

Contains two minor functional changes. First is the replace of "osaaf"
with "onap.aaf" in pathing. Second is to have connection retries attempt
to exhaust all located services before expiring.

Issue-ID: AAF-1193
Signed-off-by: Hassan, Sean (sh265m) <sean.hassan@att.com>
Change-Id: Ie8d8ad76104ead18eb568d0c48882e7cbead041a