Swapped order of args for array (now more consistent with MiniZinc)
Added nth
Added forall macro (phew :)
Exclude also core/or from  referring
Made forall-format public (cannot be used in a macro otherwise)
forall doc edit
Doc edit
Defined output-vector and output-var
minizinc: added arg print-solution?
Added laplace example (array example)
Updated reference documentation