Moved role constraints into model and removed edit deployment
Merge pull request #136 from tboerger/feature/constraint-move

Moved role constraints into model and removed edit deployment
Removed the single assignment block from constraints

(cherry picked from commit ea9902fdfcf276026f3ca9aee8dc18062ece03d9)
Merge pull request #139 from vuntz/release/stoney/master

Removed the single assignment block from constraints