Cleaned up some documentation typos. -mw

doc/site/functions.markdown

@@ -107,7 +107,7 @@ of the body, like so:
       System.print("Hi, " + first + " " + last + "!")
     }
 
-Here we're passing a function to `greet` that takes two parameters, `first` and
+Here we're passing a function to `callMe` that takes two parameters, `first` and
 `last`. They are passed to the function when it's called:
 
     :::wren

doc/site/lists.markdown

@@ -67,7 +67,7 @@ use `add` to append a single item to the end:
 
     :::wren
     hirsute.add("goatee")
-    System.print(hirsute.count) //> 4
+    System.print(hirsute.count) //> 5
 
 You can insert a new element at a specific position using `insert`: