svn-hooks: support Trac 1.X changeset
fcm-add-trac-env: add ticket_edit_comment

Also ensure that files are group readable.
fcm-rpmbuild: allow intermediates to work
FCM::Admin: configurable Trac URL template
Merge branch 'master' into trac-admin-changeset
Merge branch 'trac-admin-changeset' into hooks

Conflicts:
	svn-hooks/post-commit-background
	svn-hooks/post-revprop-change-background