Michael Kuron authored 4 years ago and Markus Holzer committed 4 years ago

Some optional components use Boost MultiArray and PropertyTree, so we still include the headers if available.
We also still search std::experimental for any, filesystem and optional because some otherwise C++17-compliant compilers did not support them in std until recently.

This check seems to be buggy and often crashes clang-tidy.

[ADD] boost*
[ADD] mpi*
[ADD] openmp*
[ADD] portability

added filter to exclude external libraries