HD: add standalone driver cases that reproduce fully coupled HD results
HD: add standalone driver cases that reproduce fully coupled HD results

- 5MW_ITIBarge_DLL_WTurb_WavesIrr
- 5MW_OC3Spar_DLL_WTurb_WavesIrr
- 5MW_OC4Semi_WSt_WavesWN
- 5MW_TLP_DLL_WTurb_WavesIrr_WavesMulti

OpenFAST/OpenFAST,OpenFAST/OpenFAST,OpenFAST/OpenFAST