green: remove Lovecraft quotes, for its no practical value

(Perhaps we need to add another (small) Easter egg later.)
@alexcrichton (you committed in the quotes) @pcwalton (you created issue #13871)
Closes #13871

comments on reddit:
http://www.reddit.com/r/rust/comments/24fo8j/hello_world_contains_lovecraft_quotes_issue_13871/