Add `LEQ` condition type. Ensure that batch updates don't fire with nothing to update. Add `cast_row` to `update_many` for handling typed `NULL`s.
Redesigned data and core systems to be public-capable.
Added flexibility to data `update_where`. Added interactive utils, with improved pager. Added user data table, with caching and transactional interface. Added `topcoins` command to `Economy` Added `top` command to `Study`