[DOC BLD FIX] Correct docstring errors in falconstor driver

There were a couple of formatting issues in dosctrings causing
the Sphinx to produce WARNINGs when processesing the falconstor
driver.  This patch corrects them.

Change-Id: Ie66da44e7e26a25c500ff752ad9b9a7b7b7eefbf

cinder/volume/drivers/falconstor/fss_common.py

@@ -178,19 +178,31 @@ class FalconstorBaseDriver(san.SanDriver):
         We  use the metadata of the volume to create variety volume.
 
         Create a thin provisioned volume :
-        [Usage] create --volume-type FSS-THIN
-            --metadata thinsize=<thin-volume-size> volume-size
+
+        .. code:: console
+
+          create --volume-type FSS-THIN
+              --metadata thinsize=<thin-volume-size> volume-size
 
         Create a LUN that is a Timeview of another LUN at a specified CDP tag:
-        [Usage] create --volume-type FSS --metadata timeview=<vid>
-            cdptag=<tag> volume-size
+
+        .. code:: console
+
+          create --volume-type FSS --metadata timeview=<vid>
+              cdptag=<tag> volume-size
 
         Create a LUN that is a Timeview of another LUN at a specified Timemark:
-        [Usage] create --volume-type FSS --metadata timeview=<vid>
-            rawtimestamp=<rawtimestamp> volume-size
+
+        .. code:: console
+
+          create --volume-type FSS --metadata timeview=<vid>
+              rawtimestamp=<rawtimestamp> volume-size
 
         Create a mirrored volume :
-        [Usage] create --volume-type FSS --metadata mirrored=true
+
+        .. code:: console
+
+          create --volume-type FSS --metadata mirrored=true
 
         """
 

cinder/volume/drivers/falconstor/iscsi.py

@@ -33,22 +33,24 @@ class FSSISCSIDriver(fss_common.FalconstorBaseDriver,
     To enable the driver add the following line to the cinder configuration:
         volume_driver=cinder.volume.drivers.falconstor.iscsi.FSSISCSIDriver
 
-    Version history:
-        1.0.0 - Initial driver
-        1.0.1 - Fix copy_image_to_volume error.
-        1.0.2 - Closes-Bug #1554184, add lun id type conversion in
-                initialize_connection
-        1.03 -  merge source code
-        1.04 -  Fixed  create_volume_from_snapshot(), create_cloned_volume()
-        metadata TypeError
-        2.0.0 - Newton driver
-                -- fixed consisgroup commands error
-        2.0.1   -- fixed bugs
-        2.0.2   -- support Multipath
-        3.0.0 - Ocata driver
-                -- fixed bugs
-        4.0.0 - Pike driver
-                -- extend Cinder driver to utilize multiple FSS storage pools
+    .. code: text
+
+      Version history:
+          1.0.0 - Initial driver
+          1.0.1 - Fix copy_image_to_volume error.
+          1.0.2 - Closes-Bug #1554184, add lun id type conversion in
+                  initialize_connection
+          1.03 -  merge source code
+          1.04 -  Fixed  create_volume_from_snapshot(), create_cloned_volume()
+                  metadata TypeError
+          2.0.0 - Newton driver
+                  -- fixed consisgroup commands error
+          2.0.1   -- fixed bugs
+          2.0.2   -- support Multipath
+          3.0.0 - Ocata driver
+                  -- fixed bugs
+          4.0.0 - Pike driver
+                  -- extend Cinder driver to utilize multiple FSS storage pools
 
     """