elligator attempt
almost there
constant time elligator
Fix elligator
Found a problem with sqrt that does not affect elligator
Add elligator test
tests
wip refactoring for more powerful ec_mul functions
wip not working yet
Fix new neg_mask primative
Fix some bugs
Fix ecmul
Fix what I broke during refactor
Fix elligator mask
Finish refactoring through to snowshoe frontend API
Add new elligator API
Add Elligator API, and it works
fixme