Add a couple of Lox samples

src/coffee.lox

@@ -0,0 +1,15 @@
+class CoffeeMaker {
+  init(coffee) {
+    this.coffee = coffee;
+  }
+
+  brew() {
+    print "Enjoy your cup of " + this.coffee;
+
+    // No reusing the grounds!
+    this.coffee = nil;
+  }
+}
+
+var maker = CoffeeMaker("coffee and chicory");
+maker.brew();

src/scone.lox

@@ -0,0 +1,8 @@
+class Scone {
+  topping(first, second) {
+    print "scone with " + first + " and " + second;
+  }
+}
+
+var scone = Scone();
+scone.topping("berries", "cream");