SafeEn's load and save features should implement Read & Write interface instead of handling fs https://github.com/behemehal/SafeEn/blob/7bf4df8ecc213f46f38be47b038cdbe88b41a7c3/src/lib.rs#L84 https://github.com/behemehal/SafeEn/blob/7bf4df8ecc213f46f38be47b038cdbe88b41a7c3/src/lib.rs#L258 - [ ] Build NoStd Utilities