extdiff: register the configuration generated commands with a help category
Otherwise, 'extdiff' shows up under file management and the rest of the commands
are at the bottom under 'Uncategorized'.
--- a/hgext/extdiff.py Mon Dec 03 09:36:40 2018 -0800
+++ b/hgext/extdiff.py Mon Dec 03 20:59:48 2018 -0500
@@ -429,6 +429,7 @@
if args:
cmdline += ' ' + args
command(cmd, extdiffopts[:], _('hg %s [OPTION]... [FILE]...') % cmd,
+ helpcategory=command.CATEGORY_FILE_CONTENTS,
inferrepo=True)(savedcmd(path, cmdline))
# tell hggettext to extract docstrings from these functions: