Support NX extension of actions: resubmit, output to NX register working as FgraphElem. resubmit is also working as FlowAction, for OVS supports one flow entry has multiple resubmit actions, but Flow model in ofnet has only one nextElem.
Add support for NX extenstions. Extended actions include: load, move, conjunction, ct, and extended match include regX[m.n], ct_state, ct_mark, conj_id
Support controller to initiate connections to OFSwitch with Unix Domain Socket.
Enhance OFSwitch to support dump Openflow entries using MultipartRequest. This feature could help check flow realize status.