Restructured kvm provider:
- Better structure / less code dupe
- Added support for gfx settings (vnc / spice)
Various small fixes to cloud-common-redhat def
Add 'exit 0' for safety
Add 'exit 0' for safety
Rename cloud-fedora-19-gnome-x86_64 -> cloud-fedora-19-gnome-x86_64
Added cloud-fedora-19-kde-x86_64 def (based on cloud-fedora-19-gnome-x86_64 def)