To uninstall trac-roadmap just follow these instructions.
/debian/wheezy/main///install/index.html enhances the Trac roadmap with sorting and filtering Debian 7.0 web 0.4.1+r11241-1
sudo apt-get remove trac-roadmap
Which will remove just the trac-roadmap package itself.
sudo apt-get remove --auto-remove trac-roadmap
This will remove the trac-roadmap package and any other dependant packages which are no longer needed.
If you also want to delete your local/config files for trac-roadmap then this will work.
sudo apt-get purge trac-roadmap
Or similarly, like this trac-roadmap
sudo apt-get purge --auto-remove trac-roadmap
|Maintainer||Python Applications Packaging Team
|Description||enhances the Trac roadmap with sorting and filtering|