Flush out constraints dataset, use in js generators
Add constraint support to omega server & client subsystems

Client DSL will now generate default values from
constraints if user does not specify.

Cosmos server subsystem updated to use constraints to
updated related attributes. Constraint enforcement
can be toggled via a bin/omega-server cmd line flag

Entails small refactoring of cosmos entity & motel
location validation to clean up. Also small updates
to specific in system entity attributes

Tests to be fixed & updated next and site needs to
be updated to reflect changes
Update specs broken by the last commit
Add specs for new server constraints mechanisms
Generate star type (color) from constraints
UI: update js entities & specs to reflect new server changes