Simplify sub-context creation.  Just upgraded non-slots to ConstantSlots first.
Simplify sub-context creation.  Just upgraded non-slots to ConstantSlots first.

foam-framework/foam2,foam-framework/foam2,foam-framework/foam2,jacksonic/vjlofvhjfgm,foam-framework/foam2,foam-framework/foam2,jacksonic/vjlofvhjfgm,TanayParikh/foam2,TanayParikh/foam2,TanayParikh/foam2,jacksonic/vjlofvhjfgm,TanayParikh/foam2