array 0.5.2.0

* Bundled with GHC 8.2.1
* Overflow check in `unsafeNewArray` (#229)
* Fix and simplify handling of `Bool` arrays
* Export `unsafeFreezeIOUArray` from `Data.Array.IO.Internals`
* Drop support for GHC versions prior to GHC 7.8
This tag has no release notes.