Implemented garbage collection

As a whole, this is still tentative.

scripts/benchpress.toy

@@ -1,12 +1,12 @@
 //calculate the nth fibonacci number, and print it
 
-var counter: int = 0;
+var counter: Int = 0;
 
-var first: int = 1;
-var second: int = 0;
+var first: Int = 1;
+var second: Int = 0;
 
 while (counter < 100_000) {
-	var third: int = first + second;
+	var third: Int = first + second;
 	first = second;
 	second = third;
 

scripts/fizzbuzz.toy

@@ -1,9 +1,9 @@
 //standard example, using 'while' instead of 'for', because it's not ready yet
 
-var counter: int = 0;
+var counter: Int = 0;
 
 while (++counter <= 100) {
-	var result: string = "";
+	var result: String = "";
 
 	if (counter % 3 == 0) {
 		result = result .. "fizz";

scripts/hello_world.toy

@@ -9,4 +9,5 @@ var b = 69;
 var c;
 var d;
 
+//BUG: still causes a segfault
 c, d = swap(a, b);

scripts/leapyear.toy

@@ -1,5 +1,5 @@
 //find the leap years
-fn isLeapYear(n: int) {
+fn isLeapYear(n: Int) {
 	if (n % 400 == 0) return true;
 	if (n % 100 == 0) return false;
 	return n % 4 == 0;

scripts/tally.toy

@@ -1,5 +1,5 @@
 fn makeCounter() {
-	var counter: int = 0;
+	var counter: Int = 0;
 
 	fn increment() {
 		return ++counter;

scripts/test_compounds.toy

@@ -1,35 +0,0 @@
-
-//array outside a table
-var a = [
-	[1, 2, 3],
-	["alpha": 1, "beta": 2, "gamma": 3],
-	[7, 8, 9],
-];
-
-print a;
-
-//table outside an array
-
-var t = [
-	"alpha": [1,2,3],
-	"beta": [4,5,6],
-	"gamma": [7,8,9],
-];
-
-print t;
-
-//we need to go deeper
-
-var deeper = [
-	[1, 2, 3],
-	[
-		"alpha": [1,2,3],
-		"beta": [4,5,6],
-		"gamma": [7,[
-			"delta":10,"epsilon":11,"foxtrot":12
-		],9],
-	],
-	[7, 8, 9],
-];
-
-print deeper;

scripts/test_tables.toy

@@ -1,14 +0,0 @@
-//snipped out of the tests, this seems fine?
-
-//nested
-var example = [
-	"outer": ["inner": true],
-	"alpha": 1,
-	"beta": 2,
-	"gamma": 3
-];
-
-print example;
-assert example == ["alpha": 1, "beta": 2, "gamma": 3, "outer": ["inner": true]], "nested tables failed";
-
-return example;