Fixed regression in Makefile from removal of flags/flag.hpp.
Fixed regression in Makefile from removal of flags/flag.hpp.

git-svn-id: 03d7800a49d8905ef4fbcc296184319e19243493@1371362 13f79535-47bb-0310-9956-ffa450edef68

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