[ostree] pull-deploy: Tweak documentation to show using it for switching trees

[Colin Walters <walters src gnome org>]

commit b06c4a2081640aa3265bc994069cf357fc8adc71
Author: Colin Walters <walters verbum org>
Date:   Sun Apr 21 10:39:27 2013 -0400

    pull-deploy: Tweak documentation to show using it for switching trees

 src/ostree/ot-admin-builtin-pull-deploy.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/src/ostree/ot-admin-builtin-pull-deploy.c b/src/ostree/ot-admin-builtin-pull-deploy.c
index 9e83fdf..08d3958 100644
--- a/src/ostree/ot-admin-builtin-pull-deploy.c
+++ b/src/ostree/ot-admin-builtin-pull-deploy.c
@@ -121,7 +121,7 @@ ot_admin_builtin_pull_deploy (int argc, char **argv, OtAdminBuiltinOpts *admin_o
   ot_lptrarray GPtrArray *subproc_args = NULL;
   __attribute__((unused)) GCancellable *cancellable = NULL;
 
-  context = g_option_context_new ("OSNAME - Upgrade and redeploy current tree");
+  context = g_option_context_new ("OSNAME [TREE] - Ensure TREE (default current) is in list of remotes, then 
download and deploy");
 
   g_option_context_add_main_entries (context, options, NULL);