Commit Briefs
rework the build system and bump version
let's use OpenBSD' bsd.xconf.mk and bsd.prog.mk
rewrite readlines
use getline instead of rolling a custom version; swap the argument and return type to avoid being a "three star" programmer. Then, gargabe collect the now unused read_stdin, STDIN_CHUNKS and LINES_CHUNK.
don't pledge early
breaks fontconfig that needs wpath now...
typo in flags handling (tags/v1.0)
the -S (highlighted completion background) was saved as -s (highlighted completion foreground color)