Fix downgrade in migration

Fixes a downgrade bug caused by a portprofile_bindings table
definition mismatch between 2a6d0b51f4bb_cisco_plugin_cleanup
and the initial definition.

Change-Id: I051e5b41a4285b6cf24270ea6229b1bbca42106d
Closes-Bug: #1250454
Move MidonetInterfaceDriver and use mm-ctl

* Change the plug method in MidonetInterfaceDriver to use mm-ctl
* Move MidonetInterfaceDriver to interface.py
* adapt interface driver midonet unit tests to mm-ctl

Change-Id: Ib6cfbc212b793fa939cad17017c0b2b8b0a5b7fb
Closes-Bug: #1245797
update error msg for invalid state to update vpn resources

Change-Id: I6719fa359d0c14accfa8b9b440c2b7fbabbdcfdb
Closes-Bug: #1256766
Sync Log Levels from OSLO

The iso8601 debug messages were spamming neutron-server's logs.

cbfded9c Default iso8601 logging to WARN

Change-Id: Ia827e68783fd2079fe55ae24253488e61cd4c0ee
Closes-Bug: 1257107
Adds id in update_floatingip API in PLUMgrid plugin driver

The id parameter is missing in the update_floatingip API, this patch
adds it.

Change-Id: I7407fe34628f8ef03a946a11fea9dad8b0f6c256
Closes-Bug: #1257119
Merge "Move MidonetInterfaceDriver and use mm-ctl"
Merge "update error msg for invalid state to update vpn resources"
Merge "Sync Log Levels from OSLO"
Merge "Adds id in update_floatingip API in PLUMgrid plugin driver"
Merge "Fix downgrade in migration"
Merge branch 'master' of https://github.com/openstack/neutron into odl_ml2