fixed bug in handling of new numerals -- the left-hand side of "Numeral1 = 1" should be left alone and not translated to a built-in Kodkod numeral in the specification of the "numeral" function
fixed bug in handling of new numerals -- the left-hand side of "Numeral1 = 1" should be left alone and not translated to a built-in Kodkod numeral in the specification of the "numeral" function

MerelyAPseudonym/isabelle,MerelyAPseudonym/isabelle,MerelyAPseudonym/isabelle,MerelyAPseudonym/isabelle,MerelyAPseudonym/isabelle,MerelyAPseudonym/isabelle