Add support for router scheduling in Cisco N1kv Plugin

Added functionality for router and network scheduling
in Cisco N1kv Plugin.

Closes-Bug: #1286412
(cherry picked from commit 9869cc1d100ced5f50cf03b557639835c364fbb5)

Conflicts:
	neutron/plugins/cisco/n1kv/n1kv_neutron_plugin.py

Change-Id: I1a8d27670d10ca26fb62a8d02230a1aaf3e7bbca
Merge "Add support for router scheduling in Cisco N1kv Plugin" into stable/icehouse