feat: add tuples and streamline conversion of types to and from data

examples/sample/validators/swap.ak

@@ -1,5 +1,7 @@
 use sample
 
 pub fn spend(datum: sample.Datum, rdmr: sample.Redeemer, _ctx: Nil) -> Bool {
+  let x = #(datum, rdmr, #[244])
+
   datum.random == rdmr.signer
 }