Release note cleanups for 2.6.0

Change-Id: I7c19cac77f1236c8241d18f2bdde83917e50fae9

Author: Dean Troyer

releasenotes/notes/add-server-backup-e63feaebb6140f83.yaml

@@ -1,4 +1,3 @@
 ---
 features:
-  - |
-    Add support for the ``server backup create`` command
+  - Add ``server backup create`` command

releasenotes/notes/address-scope-delete-multi-31c3af73feb31265.yaml

@@ -0,0 +1,5 @@
+---
+upgrade:
+  - |
+    ``address scope delete`` command now accepts multiple address scopes
+    in a single command

releasenotes/notes/bp-routed-networks-3eea4978c93aa126.yaml

@@ -1,7 +1,6 @@
 ---
 features:
-  - Add support for the ``network segment`` command object via the
-    ``network segment list`` and ``network segment show`` commands.
+  - Add ``network segment list`` and ``network segment show`` commands.
     These are beta commands and subject to change. Use global option
     ``--os-beta-command`` to enable these commands.
     [Blueprint `routed-networks <https://blueprints.launchpad.net/neutron/+spec/routed-networks>`_]

releasenotes/notes/bug-1554886-8e5249a655e7e7b6.yaml

@@ -0,0 +1,5 @@
+---
+features:
+  - |
+    Add ``volume transfer request list`` command
+    [:lpbug:`1554886`]

releasenotes/notes/bug-1575461-4d7d90e792132064.yaml

@@ -1,6 +1,10 @@
 ---
 features:
   - |
-    Added support for setting flavor access to project by using below command
-    ``flavor set <flavor> --project <project>``
-    [Bug `1575461 <https://bugs.launchpad.net/python-openstackclient/+bug/1575461>`_]
+    Add ``--project`` option to ``flavor set`` command to set project access
+    to a flavor
+    [:lpbug:`1575461`]
+  - |
+    Add ``--project`` option to ``flavor unset`` command to remove project access
+    to a flavor
+    [:lpbug:`1575461`]

releasenotes/notes/bug-1575461-54a23327081cbec7.yaml

@@ -1,4 +1,4 @@
 ---
 features:
-  - Add "image unset" command.
-    [Bug '1582968 <https://bugs.launchpad.net/python-openstackclient/+bug/1582968>'] 
+  - Add ``image unset`` command
+    [:lpbug:`1582968`]

releasenotes/notes/bug-1582968-4d44912a033b242c.yaml

@@ -1,3 +1,5 @@
 ---
 upgrade:
-  - Command ``compute agent delete`` now supports deleting multiple agents.
+  - |
+    ``compute agent delete`` command now supports deleting multiple agents
+    in a single command

releasenotes/notes/compute-agent-deff48988e81b30e.yaml

@@ -1,5 +1,5 @@
 ---
 features:
   - |
-    Add support for the ``ip availability list`` and  ``ip availability show`` commands.
-    [Blueprint `neutron-ip-capacity <https://blueprints.launchpad.net/python-openstackclient/+spec/neutron-ip-capacity>`_]
+    Add ``ip availability list`` and  ``ip availability show`` commands
+    [Blueprint :oscbp:`neutron-ip-capacity`]