Added a few minor things

ghci

@@ -1,4 +1,6 @@
 :set prompt "ghci> "
+:set -Wall
+
 let ghciEscapeShellArg arg = "'" ++ concatMap (\c -> if c == '\'' then "'\"'\"'" else [c]) arg ++ "'"
  
 :def! h return . (":! hoogle --color --count=20 " ++) . ghciEscapeShellArg