Change variable name mode to output_mode.

 * jeepyb/config/openstackwatch.ini-sample

Change-Id: I07a4952db47be100a636486f66811049465b2343
Reviewed-on: https://review.openstack.org/26529
Reviewed-by: James E. Blair <corvus@inaugust.com>
Approved: Clark Boylan <clark.boylan@gmail.com>
Reviewed-by: Clark Boylan <clark.boylan@gmail.com>
Tested-by: Jenkins
diff --git a/jeepyb/config/openstackwatch.ini-sample b/jeepyb/config/openstackwatch.ini-sample
index d8544e6..630bdcf 100644
--- a/jeepyb/config/openstackwatch.ini-sample
+++ b/jeepyb/config/openstackwatch.ini-sample
@@ -10,7 +10,7 @@
 # Allow different mode to output to swift, by default 'combined' will
 # combined all rss in one and 'multiple' will upload all the projects
 # in each rss file.
-mode = combined
+output_mode = combined
 
 # username to your swift cluster
 [swift]