Remove the self-update feature.
Use $(CC) in Makefile
Remove deployment code + assets.
Remove ANSIEscapeHelper (unused)
Make a cast explicit.
Use -Wextra
Remove man page text for the removed -u option.
Remove the Finder/System API compile-time config.
Add -a argument: use system API instead of Finder.
Clean up the makefile a bit.
Add `a` flag to the man page synopsis.
Clean up the Makefile a bit more.
Fix checking of nonexistent files.
Bump version to 0.8.5