Upgrading checklist for Echolot

- Download the latest .tar.gz from <URL:http://www.palfrader.org/echolot/>.
- Verify the signature.
- Stop the running pingd.
- Make sure it no longer runs.
- Make a backup of your entire echolot directory. really.
- Untar the new Echolot release to a new directory and copy your
  data directory and pingd.conf there.
- Replace your old Echolot directory with the new tree.
- Start the new pingd and verify it's working properly.
- Congratulations.


Notes for upgrades from a version earlier than 2.0.6
 - If you have specified thesaurusindexfile and/or indexfilebasename in your
   Echolot configuration file, please remove the .html extension from that
   setting.

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