Revert "Update the list of regression files with the NWChem6.0 files"
Revert "Update the list of regression files with the NWChem6.0 files"

This reverts commit c7d09aec8ee96ae7c7b447ff39281d30ac292d0b.

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