Make script continue on error and handle those instead of silent exit
Make script continue on error and handle those instead of silent exit

When old_master == new_master this exits with non zero:
egrep 'HTTP/1.1 301|Location' (it is 200) so nothing really went wrong

MissionCriticalCloud/cosmic-bubble,MissionCriticalCloud/bubble-toolkit,schubergphilis/MCT-shared,schubergphilis/MCT-shared,MissionCriticalCloud/bubble,MissionCriticalCloud/cosmic-bubble,MissionCriticalCloud/bubble-toolkit,MissionCriticalCloud/bubble