address api uses nat factory
Allow destroying pending vcloud instances.
New nat factory API used in Address API
Merge branch 'vcloud' of https://github.com/markusve/deltacloud-core into vcloud
Public ip fetched from nat factory for instance listings
Disassociate address on instance removal
Remowing public ip in nat factory on instance deltion improved
OVF metadata for user-data and ssh keys
process_ovf_metadata disabled till fog updated
ovf enabled, processing task after metadata put
Firewalls implemented
nat factory association of address, added check for non empty private address
On instance creation security groups (firewalls) are provisioned to 
Nat Factory (but now disabled as Nat Factory do not implement it yet)
Merge branch 'vcloud' of https://github.com/markusve/deltacloud-core.git into vcloud
Fixing details of address
Merge branch 'vcloud' of https://github.com/markusve/deltacloud-core into vcloud
Fixed bug when instance creation without security group
fixes in hostid parsing
Merge branch 'vcloud' of https://github.com/markusve/deltacloud-core into vcloud
clear_fw called on instance destroy (disabled)