'toplevel first' regime
* loopAt has its optional cps parameter removed, with loopAtCps added for supporting that usage.
* rename bitlevel operations e.g. _and -> band
Co-authored-by: Felix Roos <flix91@gmail.com>
* remove _ prefixes except for functions to be patternified
* categorise pattern methods
* experimental support for `.add.squeeze` and friends as alternative to `.addSqueeze`
* `every` is now an alias for `firstOf` with additional `lastOf` (which every will become an alias for next)