hoo2/utl: Micro template library A library for building device drivers - utl

Micro template library A library for building device drivers

Christos Houtouridis 5d1b3636f3 com/spi: constexpr rework		6 lat temu
include/utl	com/spi: constexpr rework	6 lat temu
.gitignore	micro Template Library init commit.	6 lat temu
LICENSE	License added	6 lat temu
README.md	micro Template Library init commit.	6 lat temu