Mercurial hgrc File Editor
This plugin allows you to edit the hgrc file of Mercurial repositories. Inspired by the TracSvnAuthzPlugin.
If you have any issues, create a new ticket.
Download the zipped source from here.
General instructions on installing Trac plugins can be found on the TracPlugins page.
Enable the plugin by adding the following to your trac.ini file:
[components] hgrcedit.* = enabled