WIP: Scopes weren't tracking their content sizes

'print' no longer segfaults from a long chain of indirect memory frees.

It still doesn't work though, which is odd.

scripts/fizzbuzz.toy

@@ -1,24 +0,0 @@
-//standard example, using 'while' instead of 'for', because it's not ready yet
-
-var counter: int = 0;
-
-while (++counter <= 100) {
-	var result: string = "";
-
-	if (counter % 3 == 0) {
-		result = result .. "fizz";
-	}
-
-	if (counter % 5 == 0) {
-		result = result .. "buzz";
-	}
-
-	//finally
-	if (result != "") {
-		print result;
-	}
-	else {
-		print counter;
-	}
-}
-