More changes to how Configuration is handled

Remove the recipe from the Makefile, because that was stupid on so many
levels. Also delete some (unused) cruft from sample.Configuration.
ADD_JOURNAL, sans any actual work on bgee.sql being done.
ADD_JOURNAL, most of what remains is writing to disk
Make caml-mode happy
ADD_JOURNAL, some testing and validation remaining
ADD_JOURNAL, documentation
Evaluate variables in tra_file paths even if we don't have a language set
Deal with the new string column and some other sprucing up
ADD_JOURNAL, bugfix

Don't add multiple entries with the same journal_id and
quest_id to the journals_quests table.
ADD_JOURNAL, a few fixes and finishing touches
Merge branch 'journal'
Add some missing 'modified by me' messages
231.09