Remove the bully message when a user joins (#1)

src/modules/grass.rs

@@ -9,9 +9,9 @@ pub fn touch_grass(captures: regex::Captures, message: &Message, _: &VecDeque<Me
 
     let grass_toucher = captures.get(1).unwrap().as_str();
 
-    let complete_message = format!("{} thinks you should go outside and touch some grass, {}",
-                                   message.source_nickname().unwrap_or("unknown_nick").to_string(),
-                                   grass_toucher);
+    let complete_message = format!("{}: {} thinks you should go outside and touch some grass",
+                                   grass_toucher,
+                                   message.source_nickname().unwrap_or("unknown_nick").to_string());
 
    complete_message
 }