Add active atmosphere applications with data ocn and data ice components (ATM_DS2S and ATM_DS2S-PCICE) and regression tests (atm_ds2s_docn_dice and atm_ds2s_docn_pcice)

Add active atmosphere applications with data ocn and data ice components (ATM_DS2S and ATM_DS2S-PCICE) and regression tests (atm_ds2s_docn_dice and atm_ds2s_docn_pcice) #4625