Add a test for fts4 unicode61 option remove_diacritics=0.
Add the SQLITE_MINIMUM_FILE_DESCRIPTOR compile-time option, for control over
exactly which low-numbered file descriptors SQLite will use.
If the cost of two whereLoop objects is the same in every way except that
one has fewer expected output rows than the other, then choose the one with
fewer output rows.
Fix comment typos in the where.c module.  No code changes.
Fix comment typo in analyze.c. No changes to code.
Fix compiler warnings in analyze.c.