Provide basic trait and constant for number, and the macro map_on!.
Provide a common typedef for `float`, `int` and `uint`. The precision can be changed with feature flags and can be easily shared across multiple crates.
Math related crate that define number and casting, and support array programming...
include all other console hexga crate in one !
Define the map_on! macro that can be used to impl a lot of trait quickly using macros.