[cwconfig] Add optional configuration param to load a UI cube before other cubes
Needed later on to load UI cubes such as legacyui, and one day squareui.
if not rql('CWConstraintType X WHERE X name "RQLUniqueConstraint"',
ask_confirm=False):
rql('INSERT CWConstraintType X: X name "RQLUniqueConstraint"',
ask_confirm=False)