Suppress warning insecure URL messages
Suppress warning insecure URL messages

Do not spam end users by insecure URL messages because it is
quite valid case in testing process

Change-Id: I8370290ec1db75eb6e1e01dcb56eeedba48267dd

eayunstack/rally,openstack/rally,openstack/rally,eonpatapon/rally,openstack/rally,openstack/rally,vganapath/rally,eonpatapon/rally,yeming233/rally,vganapath/rally,gluke77/rally,vganapath/rally,gluke77/rally,eayunstack/rally,gluke77/rally,yeming233/rally,vganapath/rally,eayunstack/rally,gluke77/rally