Updated docker_build.sh to generate xml output for all OSes.
Updated docker_build.sh to generate xml output for all OSes.

Review: https://reviews.apache.org/r/42928

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