Mark the Violin volume drivers as unsupported

The Violin CI has not reported past our CI requirements.

Checking name: Violin Memory V6000 CI
  last seen: 2016-12-31 12:29:05 (81 days, 20:40:44 old)
  last success:  None

Per Cinder's non-compliance policy, this patch marks the drivers
as unsupported and deprecated and it will be removed if the issue
is not corrected by the next cycle.

Change-Id: I423e06cc50f827f36ba31ddc5914ed658fd2c0dd

cinder/volume/drivers/violin/v7000_fcp.py

@@ -64,6 +64,10 @@ class V7000FCPDriver(driver.FibreChannelDriver):
     # ThirdPartySystems wiki page
     CI_WIKI_NAME = "Violin_Memory_CI"
 
+    # TODO(smcginnis) Either remove this if CI requirements are met, or
+    # remove this driver in the Queens release per normal deprecation
+    SUPPORTED = False
+
     def __init__(self, *args, **kwargs):
         super(V7000FCPDriver, self).__init__(*args, **kwargs)
         self.gateway_fc_wwns = []

cinder/volume/drivers/violin/v7000_iscsi.py

@@ -57,6 +57,10 @@ class V7000ISCSIDriver(driver.ISCSIDriver):
     # ThirdPartySystems wiki page
     CI_WIKI_NAME = "Violin_Memory_CI"
 
+    # TODO(smcginnis) Either remove this if CI requirements are met, or
+    # remove this driver in the Queens release per normal deprecation
+    SUPPORTED = False
+
     def __init__(self, *args, **kwargs):
         super(V7000ISCSIDriver, self).__init__(*args, **kwargs)
         self.stats = {}

releasenotes/notes/mark-violin-unsupported-fdf6b34cf9847359.yaml

@@ -0,0 +1,12 @@
+---
+upgrade:
+  - |
+    The Violin drivers have been marked as unsupported and are now
+    deprecated. ``enable_unsupported_drivers`` will need to be set to
+    ``True`` in cinder.conf to continue to use them.
+deprecations:
+  - |
+    The Violin drivers have been marked as unsupported and are now
+    deprecated. ``enable_unsupported_drivers`` will need to be set to
+    ``True`` in cinder.conf to continue to use them. If its support status
+    does not change it will be removed in the next release.