Corrade/Containers/ArrayViewStl.h file new in 2019.10

STL compatibility for Corrade::Containers::ArrayView and Corrade::Containers::StaticArrayView.

Including this header allows you to convert an Corrade::Containers::ArrayView / Corrade::Containers::StaticArrayView from and to std::array or std::vector. A separate Corrade/Containers/ArrayViewStlSpan.h header provides compatibility with std::span from C++2a. See ArrayView STL compatibility for more information.