Removed debug code which prevented offline export working.
Changed to using a rotating log (4mb max, 1 backup kept) to
reduce HDD space used when the server runs very long.
app.log was over 100mb which prompted this change.
Tweaked the 7z settings to reduce offline archive size
by about 30% while still keeping memory use reasonable.
Becoming more relevant over time with increased weight of texts
both root and translations.
Merge branch 'master' into vinaya
Made tools page not appear in offline.
In multi-file mode made error message show rather than
an exception
Merge branch 'master' into vinaya
Fixed bug where more VinayaSuttas with 1 to many relationship
where many > 2 generated an exception
Vinaya rule details page now spells out name in full rather than
displaying only the acronym.
ignoring numbered logs
Merge branch 'master' into vinaya