unescape: nicely align putchar_utf8()
unescape: nicely align putchar_utf8()

Adds some noops, like (ch >> 0) or (ch & 0xFF) – though the latter
arguably wouldn't be obvious otherwise – but makes the transformation
much clearer.

grawity/hacks,grawity/hacks,grawity/hacks,grawity/hacks,grawity/hacks,grawity/hacks,grawity/hacks