Fix windows run instructions

steveklabnik · steveklabnik · commit aee263c6b09a · 2014-06-26T20:49:27.000-04:00
Thank you, @stormbrew!
diff --git a/src/doc/guide.md b/src/doc/guide.md
@@ -160,7 +160,7 @@ Save the file, and then type this into your terminal window:
 
 ```{bash}
 $ rustc hello_world.rs
-$ ./hello_world
+$ ./hello_world # just 'hello_world' on Windows
 Hello, world
 ```
 
