Fixes a bug where tasks that don't have an executor were not getting their URIs or environment properly set up.
Fixes a bug where tasks that don't have an executor were not getting
their URIs or environment properly set up.

git-svn-id: 03d7800a49d8905ef4fbcc296184319e19243493@1393829 13f79535-47bb-0310-9956-ffa450edef68

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