OpenFlow 1.0 Slicing Extensions

OF packet queues are always at least min size

Support for QueueGetConfigRequest & QueueGetConfigReply

Load balancer 

Device moved notification has to be generated when the new attachment point was already in the oldAP list.

- now using thrift 0.7.0

another fix for directories with spaces

Improve handling of directories with spaces

Fix tabs in PortDownReconcilation and Test

Add an interface method to ITopologyService to get all the switches in the same openflow domain as a given switch id.

Fix for static flows pusher

Adjustment to attachment point logic.  If a device is learnt on OFPP_LOCAL of a switch, it will stay in that port until the switch is removed or the port goes down.  The attachment point of the device cannot be modified from OFPP_LOCAL, once assigned.