Further addition improvements

tests/math.funk

@@ -0,0 +1,7 @@
+main func {
+    println(1 + 1)
+    x = 2 * 2
+    if (x == 4) {
+        println("It's working!")
+    }
+}

tests/to1000.funk

@@ -0,0 +1,7 @@
+main func {
+    x = 0
+    while (x == 1000) {
+        x = 1 + x
+        println(x)
+    }
+}