Can't handle insanely large tags

[Jean-Francois Dockes]

Olly Betts writes:
 > Honey shouldn't have this limitation, but we wouldn't want a regression
 > testcase to ensure this if it requires indexing gigabytes of data.

Certainly. Understanding what happened was important, but there is nothing wrong on the
Xapian side here. The recoll indexer will just stop processing such documents and go on
its merry way.

Regards,

jf