Regressions: add files from Axel Schild for testing natural orbitals
Regressions: add files from Axel Schild for testing natural orbitals

Clyde-fare/cclib,cclib/cclib,gaursagar/cclib,langner/cclib,ATenderholt/cclib,Schamnad/cclib,andersx/cclib,ATenderholt/cclib,jchodera/cclib,gaursagar/cclib,andersx/cclib,Clyde-fare/cclib,cclib/cclib,ghutchis/cclib,langner/cclib,ben-albrecht/cclib,cclib/cclib,jchodera/cclib,ben-albrecht/cclib,ghutchis/cclib,langner/cclib,berquist/cclib,Schamnad/cclib,berquist/cclib,berquist/cclib