help: drop help for branches template keyword
The {branches} keyword dates to pre-1.0 Mercurial's tag-like branch
scheme which allowed changesets to be on multiple branches. This is
the last visible vestige of that scheme, users should instead be using
{branch}, possibly with if().
--- a/mercurial/templatekw.py Thu Nov 21 12:47:03 2013 -0800
+++ b/mercurial/templatekw.py Thu Nov 21 11:49:31 2013 -0600
@@ -390,6 +390,7 @@
'parents': _showparents,
}
dockeywords.update(keywords)
+del dockeywords['branches']
# tell hggettext to extract docstrings from these functions:
i18nfunctions = dockeywords.values()