package test fix: wait for Marathon to start
package test fix: wait for Marathon to start

Test Plan: n/a

Reviewers: jenkins, zen-dog, ichernetsky, jeschkies

Reviewed By: jenkins, zen-dog, ichernetsky, jeschkies

Subscribers: marathon-dev, zen-dog, jeschkies

Differential Revision: https://phabricator.mesosphere.com/D1057

meln1k/marathon,mesosphere/marathon,mesosphere/marathon,gsantovena/marathon,gsantovena/marathon,janisz/marathon,guenter/marathon,meln1k/marathon,guenter/marathon,meln1k/marathon,gsantovena/marathon,gsantovena/marathon,janisz/marathon,mesosphere/marathon,guenter/marathon,mesosphere/marathon,meln1k/marathon,janisz/marathon,meln1k/marathon,janisz/marathon,gsantovena/marathon,guenter/marathon,janisz/marathon,guenter/marathon,mesosphere/marathon