Switch to the convention of using no trailing whitespace, even on blank lines. Also remove some unintended trailing whitespace on non-blank lines and fix a few typos.
Co-authored-by: Aaron Fenyes <aaron.fenyes@fareycircles.ooo>
Reviewed-on: StudioInfinity/dyna3#129
Reviewed-by: Vectornaut <vectornaut@nobody@nowhere.net>
Co-authored-by: Glen Whitney <glen@studioinfinity.org>
Co-committed-by: Glen Whitney <glen@studioinfinity.org>
