Fork of lines.love for live programming; useful starting point for further forks

allow Text.nearest_pos_less_than to return 0

This eliminates another case of overflowing margins.

Created by  Kartik K. Agaram  on July 20, 2022
JLU2RMC4WICQSGLPVSQNJ4OSAUNHH3IP3FT37WIPBCKCUUQE65GAC
Change contents