Fixed some dependencies

yesod.cabal

@@ -43,16 +43,14 @@ library
                      web-routes >= 0.22 && < 0.23,
                      web-routes-quasi >= 0.4 && < 0.5,
                      hamlet >= 0.3.0 && < 0.4,
-                     transformers >= 0.1 && < 0.3,
+                     transformers >= 0.2 && < 0.3,
                      clientsession >= 0.4.0 && < 0.5,
-                     MonadCatchIO-transformers >= 0.1 && < 0.3,
+                     MonadCatchIO-transformers >= 0.2 && < 0.3,
                      pureMD5 >= 1.1.0.0 && < 1.2,
                      random >= 1.0.0.2 && < 1.1,
                      control-monad-attempt >= 0.3 && < 0.4,
                      cereal >= 0.2 && < 0.3,
                      old-locale >= 1.0.0.2 && < 1.1,
-                     formlets >= 0.7.1 && < 0.8,
-                     applicative-extras >= 0.1.6 && < 0.2,
                      persistent >= 0.0.0 && < 0.1
     exposed-modules: Yesod
                      Yesod.Content