CLOUDSTACK-6125: added smoke tests with following tags 1. selfservice - tests which can be run on simulator. 2. provisioning - tests that need actual hypervisor resource.

Signed-off-by: SrikanteswaraRao Talluri <talluri@apache.org>
CLOUDSTACK-6281: OVS distributed routing: exclude non implemented
networks while sending VPC topology updates as GRE key is not associated
with the network unless implemented.
check_heartbeat and pingtest execute through ssh, not XAPI, because XAPI may hang when master host is downi
make sure XS host is enabled when creating XAPI connection
CLOUDSTACK-6170 (fixing a GUI formatting issue)