Added custom types: INET and MACAddress.
Updated Subnet.allocated_ips to include only IPAddress with _deallocated != 1.
Merge branch 'allocation'

Conflicts:
	quark/plugin.py
Fixed typo.
Converted to InnoDB and reworked port create to mostly honor the foreign key constraints, even though we may be removing them shortly
Added in the new port ip address association table but didn't remove the port_id association yet from the IP address. Deallocation needs to be reworked
Merge branch 'master' of github.com:jkoelker/quark