* Pack glyph bits
* Use unsigned chars for unicode strings.
* Implement multi-bit glyphs
* clang-format
* Allow extra glyphs to be added to a font
* Allow .otf and .woff file extensions
* Add printf versions with background color;
Add tests
* Whitespace...
* Move font test to new framework
* CI fix
* CI fix
* CODEOWNERS
* File extensions tested as case-insensitive
