Added a Requirements object to scalautils.
Added a Requirements object to scalautils.

scalatest/scalatest,flicken/scalatest,dotty-staging/scalatest,janekdb/scalatest,matterche/scalatest,triggerNZ/scalatest,cheeseng/scalatest,rahulkavale/scalatest,matterche/scalatest,flicken/scalatest,rahulkavale/scalatest,rahulkavale/scalatest,SRGOM/scalatest,SRGOM/scalatest,gcberger/scalatest,rfries/scalatest,dotty-staging/scalatest,gcberger/scalatest,gcberger/scalatest,janekdb/scalatest,gcberger/scalatest,triggerNZ/scalatest,matterche/scalatest,cheeseng/scalatest,janekdb/scalatest,rahulkavale/scalatest,janekdb/scalatest,dotty-staging/scalatest,flicken/scalatest,rfries/scalatest,SRGOM/scalatest,rfries/scalatest,scalatest/scalatest,matterche/scalatest,rfries/scalatest,SRGOM/scalatest,triggerNZ/scalatest,flicken/scalatest,cheeseng/scalatest,triggerNZ/scalatest,scalatest/scalatest