Doesn't work at latest nightly rust toolchain

[CertainLach]

error[E0271]: type mismatch resolving `<i64 as std::convert::TryFrom<i8>>::Error == std::num::TryFromIntError`
   --> ...\protocol-0.3.1\src\primitives\numerics.rs:102:6
    |
102 | impl Integer for i64 { }
    |      ^^^^^^^ expected enum `std::convert::Infallible`, found struct `std::num::TryFromIntError`
    |
    = note: expected type `std::convert::Infallible`
               found type `std::num::TryFromIntError`

[CertainLach]

@dylanmckay, can you publish updated crate on crates.io?

[dylanmckay]

Published 0.3.2 👌