- Increased minimal rust version to 1.74.
- Relax lifetime constraints on `{try_,}mapped_{ref,mut}`
- Added new proxy functions for `Vec`
- `try_reserve`
- `try_reserve_exact`
- `shrink_to`
- `spare_capacity_mut`
- `extend_from_within`
- `retain_mut`
- Added missing proxy trait impls
- `impl<T, const N: usize> TryFrom<Vec1<T>> for Box<[T; N]>`
- `impl<T, const N: usize> TryFrom<&[T; N]> for Vec1<T> where T: Clone`
- `impl<T, const N: usize> TryFrom<&mut [T; N]> for Vec1<T> where T: Clone`
- Removed no longer needed import/impl workaround.
- Added multiple `_nonzero` implementations
- `truncate_nonzero`
- `resize_with_nonzero`
- `resize_nonzero`