broken waypoint, but fixed line numbers with the new JS comments

documentation/cs/overview.cs

@@ -0,0 +1,22 @@
+# Assignment:
+number: 42
+opposite_day: true
+
+# Conditions:
+number: -42 if opposite_day
+
+# Functions:
+square: x => x * x.
+
+# Arrays:
+list: [1, 2, 3, 4, 5]
+
+# Objects:
+math: {
+  root:   Math.sqrt
+  square: square
+  cube:   x => x * square(x).
+}
+
+# Array comprehensions:
+cubed_list: math.cube(num) for num in list.