First step in making launch cluster run on mac (#5932)
First step in making launch cluster run on mac (#5932)

Summary:
Do not use apt on mac, use homebrew instead.
meln1k/marathon,gsantovena/marathon,janisz/marathon,mesosphere/marathon,mesosphere/marathon,guenter/marathon,meln1k/marathon,meln1k/marathon,janisz/marathon,gsantovena/marathon,janisz/marathon,janisz/marathon,guenter/marathon,guenter/marathon,mesosphere/marathon,guenter/marathon,guenter/marathon,mesosphere/marathon,gsantovena/marathon,meln1k/marathon,mesosphere/marathon,gsantovena/marathon,gsantovena/marathon,janisz/marathon,meln1k/marathon