Update monad-unify dependency

Author: paf31

trypurescript.cabal

@@ -15,7 +15,7 @@ data-files: prelude.purs
 
 executable trypurescript
     build-depends: base ==4.*, scotty -any, purescript ==0.4.0, containers -any,
-                   mtl -any, blaze-html -any, cmdtheline -any
+                   mtl -any, blaze-html -any, cmdtheline -any, monad-unify >= 0.2.0.1
     main-is: Main.hs
     buildable: True
     other-modules: Main