Add a sentence explaining the default behavior of the "stg branch" command.
Idea by J. Bruce Fields.
Signed-off-by: Chuck Lever <cel@netapp.com>
manage several patch series in the same repository via GIT branches.
When displaying the branches, the names can be prefixed with
-'s' (StGIT managed) or 'p' (protected)."""
+'s' (StGIT managed) or 'p' (protected).
+
+If not given any options, switch to the named branch."""
options = [make_option('-c', '--create',
help = 'create a new development branch',