openstack-status: handle dashboard redirect from http to https

* openstack-status: Use curl -L to follow any redirects
openstack-status: improve status for uncontactable httpd

* openstack-status: curl gives status 000 for dns, or
low level tcp connection issues.
bump release number
maint: remove openstack-demo-install.1

should have been part of commit 77a7fa8
bump release number