Add author and size information to output of query.

Add author information to output of query options:
 '--patch-sets'.
 '--current-patch-set'.

Add size information to output of query options:
 '--patch-sets'.
 '--current-patch-set'.
 '--files'.

This information can now be retrieved by both SSH and
the HTTP REST API.

Change-Id: I7ef0f2dce6a4d2bd2dd2532e4bb48a22522b659a
Signed-off-by: Bruce Zu <bruce.zu@sonymobile.com>
diff --git a/Documentation/cmd-query.txt b/Documentation/cmd-query.txt
index 2feea11..963d788 100644
--- a/Documentation/cmd-query.txt
+++ b/Documentation/cmd-query.txt
@@ -65,7 +65,8 @@
 
 --files::
 	Support for listing files with patch sets and their
-	attributes (ADDED, MODIFIED, DELETED, RENAMED, COPIED).
+	attributes (ADDED, MODIFIED, DELETED, RENAMED, COPIED)
+	and size information (number of insertions and deletions).
 	Note that this option requires either the --current-patch-set
 	or the --patch-sets option in order to give any file information.