CFY-1567 added support for explicit passing of neutron-url in openstack credentials
CFY-1567 improved output of missing config params for openstack authentication
CFY-1567 added support for explcit setting of nova URL; nova URL, neutron URL, and region name may now be taken from environment variables
CFY-1567 fixed nova bypass url - apparently region_name is required even if explicit url is set
Merge branch 'master' into CFY-1569-allow-explcit-passing-of-neutron-url-in-openstack-credentials
Merge pull request #30 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