Use Block Storage instead of Volume

Volume is better to be replaced by Block Storage in the
doc.

Change-Id: I736669ee01c7385b6e701cb20f4334eff1c49286

Author: Xi Yang

README.rst

@@ -11,8 +11,8 @@ OpenStackClient
     :alt: Downloads
 
 OpenStackClient (aka OSC) is a command-line client for OpenStack that brings
-the command set for Compute, Identity, Image, Object Store and Volume APIs
-together in a single shell with a uniform command structure.
+the command set for Compute, Identity, Image, Object Store and Block Storage
+APIs together in a single shell with a uniform command structure.
 
 The primary goal is to provide a unified shell command structure and a common
 language to describe operations in OpenStack.

doc/source/command-objects/backup.rst

@@ -2,7 +2,7 @@
 backup
 ======
 
-Volume v1
+Block Storage v1
 
 backup create
 -------------

doc/source/command-objects/extension.rst

@@ -34,7 +34,7 @@ List API extensions
 
 .. option:: --volume
 
-    List extensions for the Volume API
+    List extensions for the Block Storage API
 
 .. option:: --long
 

doc/source/command-objects/limits.rst

@@ -2,14 +2,14 @@
 limits
 ======
 
-The Compute and Volume APIs have resource usage limits.
+The Compute and Block Storage APIs have resource usage limits.
 
-Compute v2, Volume v1
+Compute v2, Block Storage v1
 
 limits show
 -----------
 
-Show compute and volume limits
+Show compute and block storage limits
 
 .. program:: limits show
 .. code:: bash

doc/source/command-objects/quota.rst

@@ -4,7 +4,7 @@ quota
 
 Resource quotas appear in multiple APIs, OpenStackClient presents them as a single object with multiple properties.
 
-Compute v2, Volume v1
+Compute v2, Block Storage v1
 
 quota set
 ---------
@@ -26,7 +26,7 @@ Set quotas for project
         [--properties <num-properties>]
         [--ram <ram-mb>]
 
-        # Volume settings
+        # Block Storage settings
         [--gigabytes <new-gigabytes>]
         [--snapshots <new-snapshots>]
         [--volumes <new-volumes>]
@@ -51,7 +51,7 @@ Set quotas for class
         [--properties <num-properties>]
         [--ram <ram-mb>]
 
-        # Volume settings
+        # Block Storage settings
         [--gigabytes <new-gigabytes>]
         [--snapshots <new-snapshots>]
         [--volumes <new-volumes>]
@@ -161,4 +161,4 @@ Show quotas for project
 .. _quota_show-class:
 .. describe:: <class>
 
-    Class to show
+    Class to show

doc/source/command-objects/snapshot.rst

@@ -2,7 +2,7 @@
 snapshot
 ========
 
-Volume v1
+Block Storage v1
 
 snapshot create
 ---------------

doc/source/command-objects/volume-qos.rst

@@ -2,7 +2,7 @@
 volume qos
 ==========
 
-volume v1, v2
+Block Storage v1, v2
 
 volume qos associate
 --------------------

doc/source/command-objects/volume-type.rst

@@ -2,7 +2,7 @@
 volume type
 ===========
 
-Volume v1, v2
+Block Storage v1, v2
 
 volume type create
 ------------------

doc/source/command-objects/volume.rst

@@ -2,7 +2,7 @@
 volume
 ======
 
-Volume v1, v2
+Block Storage v1, v2
 
 volume create
 -------------

doc/source/commands.rst

@@ -70,7 +70,7 @@ the API resources will be merged, as in the ``quota`` object that has options
 referring to both Compute and Volume quotas.
 
 * ``access token``: (**Identity**) long-lived OAuth-based token
-* ``availability zone``: (**Compute**) a logical partition of hosts or volume services
+* ``availability zone``: (**Compute**) a logical partition of hosts or block storage services
 * ``aggregate``: (**Compute**) a grouping of servers
 * ``backup``: (**Volume**) a volume copy
 * ``catalog``: (**Identity**) service catalog