Update changelog

Refs: #4583

Changelog

@@ -7,6 +7,9 @@ Changes:
 1. Make astakosclient a mantatory requirement for kamaki [#4312]
 2. Make post_user_catalogs obsolete, but keep for one more version [#4337]
 3. Rename user commands for cached account requests as /user session [#4340]
+4. Modify all commands [#4583]
+    New scheme for ALL <object> <verb> [object id] [--arguments]
+    e.g., file modidy --metadata-add=revier='Mr. Reviewer' /pithos/myfile.txt
 
 Features:
 

kamaki/cli/commands/pithos.py

@@ -1658,8 +1658,8 @@ class group_create(_pithos_group, _optional_json):
                     '/'.join(self.arguments['user_uuid'].parsed_name),
                     '/'.join(self.arguments['username'].parsed_name)),
                 details=[
-                    'Check if a username or uuid is valid:',
-                    ' [kamaki] user info [--uuid UUID | --username USERNAME]'])
+                    'Check if a username or uuid is valid with',
+                    '  user uuid2username', 'OR', '  user username2uuid'])
 
 
 @command(group_cmds)