Renamed SecurityGroupManager to FilterManager
Added flow tables for route ingress/egress translation.
Merge branch 'master' into refactor-security-groups

Conflicts:
	vnet/lib/vnet/openflow/dp_info.rb
Refactored filter manager and filters so they use events and the items hash. Interfaces no longer need to be aware of filters
Refactored connection manager to use events. Interfaces don't need to be aware of their connections any more.
Added translation layer to route ingress/egress.
Fixed table name in spec.
Load translations based on loaded interfaces.
Added translations api.
Added host interface uuid option to datapath networks and route links.
Fixed a couple of fatal bugs that happened when removing interfaces
Changed the interface id in vlan_translations to translation id.
Merge remote branch 'origin/master' into feature-translation-tables
Verify the translation mode when adding vlan translations.
Update interface api and add the interface update event
Remove unnecessary event handling
Merge pull request #161 from axsh/fix-missing-arg

Added host interface uuid option to datapath networks and route links.
Added the filter classes that I forgot to push before
Changed the CONTRACK cookie to CONNECTION
Changed SECURITY_GROUP cookie to FILTER