recursive types (and operations on them, like pretty-printing, comparison and unification) seem to be working.

big part of the code base still needs to be 'ported' to the updated type constructors.

examples/num.js

@@ -12,7 +12,7 @@ const square = numDict => x => getMul(numDict)(x)(x);
 const squareFnType = makeGeneric(a => 
   fnType
     (numDictType(a))
-    (fnType(a)(a))
+    (fnType(() => a)(() => a))
   );
 
 console.log("should be: Int -> Int");