CFY-1567 added neutron_url input to openstack manager blueprint
CFY-1567 added ability to explicitly set nova_url; 'region' may now be taken from environment variables
Merge branch 'master' into CFY-1569-allow-explcit-passing-of-neutron-url-in-openstack-credentials
Merge pull request #9 from cloudify-cosmo/CFY-1569-allow-explcit-passing-of-neutron-url-in-openstack-credentials

CFY 1569 allow explcit passing of neutron url in openstack credentials