Improve exception behavior; cleanup.
Start exploding query trees.
Explode dates and symbols.
Finish exploding symbols.
Implement FTS for authors.
Fix _parse_node; _parse_term quote handling; should probably refactor.
Move parameterization functions to Node classes.
Finish parameterize() for Text.
Refactor query production; fixes.
Cleanup, fixes, additions.
Some fixes and adjustments; note.
Only use dynamic ranks if the conditional is complex.
Implement most of _get_codelets_from_ids().
Finish Database.search() (closes #19)
Merge branch 'feature/db_search' into develop