SAK-25712 clean up build profiles

git-svn-id: https://source.sakaiproject.org/svn/sakai/trunk@134407 66ffb92e-73f9-0310-93c1-f5514f145a0a
SAK-25713 remove roster and profile classique from .externals

git-svn-id: https://source.sakaiproject.org/svn/sakai/trunk@134412 66ffb92e-73f9-0310-93c1-f5514f145a0a