Renamed TABLE_ROUTER_DST to TABLE_ARP_TABLE.
Removed unused code from route manager.
Cleaned up unused code in router manager.
Cleaned up route links.
Cleaned up creation of route link flows.
Only add router egress flows when needed.
Fixed flows for routers.
Fixed arp lookup handling of messages.
Added network to routes.
Fixed suppression of packets in arp lookup handler.
Removed dependency on mac/ip lease for routes.
Update active datapath in interface manager.
Added missing route link mac address.
Fixed specs for route manager refactored code.
Fixed log message syntax.
Merge remote branch 'origin/master' into refactor-route-manager-3
Use helper function to create all drop flows for network classifiers.
Removed unneeded flow types in flow helper.
Removed network_src flow helper.
More cleanup of flow helpers.