[[!comment format=mdwn
 username="picca"
 subject="comment 1"
 date="2015-10-27T11:04:52Z"
 content="""
Adding only

import Control.Monad.IO.Class (liftIO)
import Control.Applicative ((<$>))

solve the problem, but I do not know how you want to solve this problem :)
"""]]
