Loadbalancer plugin implementation

Change-Id: I9d79973f76ac7ddd6c69d577ab800acc4929a428
Plugin driver implementation

Change-Id: Icce07706822f162eda2f728437c9dd9fac30d905
Bug 1339268: Update quota driver to use vnc connection

Change-Id: Ic75ad05fdea47ef5c35b5781a84a43cd8ac59a80
Closes-Bug: 1339268
Merge "Bug 1339268: Update quota driver to use vnc connection"
Merge remote-tracking branch 'upstream/master'

Conflicts:
	neutron_plugin_contrail/plugins/opencontrail/quota/driver.py