upgrade: Added a hint to run `trac-admin $ENV wiki upgrade` after a successful `trac-admin $ENV upgrade`.
upgrade: Added a hint to run `trac-admin $ENV wiki upgrade` after a successful `trac-admin $ENV upgrade`.


git-svn-id: 0d96b0c1a6983ccc08b3732614f4d6bfcf9cbb42@9641 af82e41b-90c4-0310-8c96-b1721e28e2e2

rbaumg/trac,rbaumg/trac,rbaumg/trac,rbaumg/trac