A test.

README.md

@@ -297,7 +297,7 @@ The {RLTK::Parser.parse} and {RLTK::Parser#parse} methods also have several opti
 
 The above section briefly mentions the *parse_tree* option.  So that this neat feature doesn't get lost in the rest of the documentation here is the tree generated by the Kazoo parser from Chapter 7 of the tutorial when it parses the line `def fib(a) if a < 2 then 1 else fib(a-1) + fib(a-2);`:
 
-![Kazoo parse tree.](../resources/simple_tree.png)
+![Kazoo parse tree.](https://github.com/chriswailes/RLTK/raw/master/resources/simple_tree.png)
 
 ### Parsing Exceptions