Modify quantum plugin to work with Albacore VSM post sync. (Use VSM build 370+)
Changes made are related to VSM REST api. Paths and tags.
Fix network delete bug. (sync from havana branch)
Fix deletes. Delete from local quantum DB if an exception is raised from VSM.

Change-Id: I13ff4b835138ad3067dac5006a396c5c5fde5154
Merge branch 'n1k-grizzly' of https://github.com/CiscoSystems/neutron into n1k-grizzly

Conflicts:
	quantum/plugins/cisco/n1kv/n1kv_client.py

Change-Id: I37b11b574eed29c7addfba86f60f09bcbe8f77e0