add checking and setting restart flag in CICE6 config file in gcm_run#724

sdrabenh merged 6 commits intodevelopGEOS-ESM/GEOSgcm_App:developfrom

feature/zhaobin74/cice6-config-updGEOS-ESM/GEOSgcm_App:feature/zhaobin74/cice6-config-updCopy head branch name to clipboard