Added glance

Added glance with http.

Used upstream module (stable/icehouse) version

Notes:
  https support is not added as it need ssl certificate package
  will add once the ssl certificate package is ready on rustedhalo

  RBD backend doesnt work as it need ceph to be merged.
  Once ceph is merged, rbd backend support will be added.
Merge pull request #56 from bodepd/glance

Added glance