Added backport of MESOS-5691,5723,5748 to 0.28.3.
Added backport of MESOS-5691,5723,5748 to 0.28.3.

This reflects the backport of MESOS-5691, MESOS-5723, and MESOS-5748
to the 0.28.x branch.

Review: https://reviews.apache.org/r/49460/

andschwa/mesos,dforsyth/mesos,reneploetz/mesos,neilconway/mesos,Aman-Jain-14/customizedMesos,gsantovena/mesos,jpeach/mesos,chhsia0/mesos,yuquanshan/customizedMesos,zmalik/mesos,chhsia0/mesos,verizonlabs/mesos,asamerh4/mesos,zmalik/mesos,gsantovena/mesos,kaysoky/mesos,asamerh4/mesos,Gilbert88/mesos,gsantovena/mesos,dforsyth/mesos,chhsia0/mesos,craimbert/mesos,asamerh4/mesos,jpeach/mesos,yuquanshan/customizedMesos,zmalik/mesos,andschwa/mesos,kaysoky/mesos,abudnik/mesos,reneploetz/mesos,dforsyth/mesos,abudnik/mesos,reneploetz/mesos,andschwa/mesos,craimbert/mesos,Aman-Jain-14/customizedMesos,kaysoky/mesos,yuquanshan/customizedMesos,zmalik/mesos,verizonlabs/mesos,Gilbert88/mesos,kaysoky/mesos,verizonlabs/mesos,dforsyth/mesos,verizonlabs/mesos,yuquanshan/customizedMesos,gsantovena/mesos,craimbert/mesos,jpeach/mesos,Gilbert88/mesos,abudnik/mesos,verizonlabs/mesos,neilconway/mesos,chhsia0/mesos,reneploetz/mesos,chhsia0/mesos,dforsyth/mesos,asamerh4/mesos,dforsyth/mesos,yuquanshan/customizedMesos,andschwa/mesos,yuquanshan/customizedMesos,reneploetz/mesos,kaysoky/mesos,gsantovena/mesos,kaysoky/mesos,neilconway/mesos,verizonlabs/mesos,craimbert/mesos,neilconway/mesos,zmalik/mesos,abudnik/mesos,neilconway/mesos,zmalik/mesos,jpeach/mesos,yuquanshan/customizedMesos,asamerh4/mesos,Gilbert88/mesos,reneploetz/mesos,craimbert/mesos,dforsyth/mesos,jpeach/mesos,zmalik/mesos,kaysoky/mesos,craimbert/mesos,Aman-Jain-14/customizedMesos,andschwa/mesos,Aman-Jain-14/customizedMesos,abudnik/mesos,asamerh4/mesos,neilconway/mesos,craimbert/mesos,abudnik/mesos,Aman-Jain-14/customizedMesos,andschwa/mesos,chhsia0/mesos,andschwa/mesos,chhsia0/mesos,reneploetz/mesos,Gilbert88/mesos,gsantovena/mesos,neilconway/mesos,asamerh4/mesos,jpeach/mesos,Aman-Jain-14/customizedMesos,abudnik/mesos,jpeach/mesos,Gilbert88/mesos,gsantovena/mesos,Aman-Jain-14/customizedMesos,verizonlabs/mesos,Gilbert88/mesos