* Made compatible with thumbv6m-none-eabi
* Added example of no_std on rp2040
* Added documentation on usage in no_std
* Rename rp2040 example and add README.md
* Element already implements One
* Add element module
* Add our own traits for Zero, One and ToPrimitive to support bool Element
* Fix typo
* Add basic tests for ToPrimitive with expected values
* The most important change of all
* Remove One + Zero identities
* Move zero/one outside mapv + refactor ToPrimitive -> ToElement trait
* Add num-traits to NOTICES.md