Switch to butcher-1.3, Improve help layout, fixes #103

brittany.cabal

@@ -94,7 +94,7 @@ library {
     , pretty >=1.1.3.3 && <1.2
     , bytestring >=0.10.8.1 && <0.11
     , directory >=1.2.6.2 && <1.4
-    , butcher >=1.2 && <1.3
+    , butcher >=1.3 && <1.4
     , yaml >=0.8.18 && <0.9
     , aeson >=1.0.1.0 && <1.3
     , extra >=1.4.10 && <1.7

src-brittany/Main.hs

@@ -161,7 +161,7 @@ mainCmdParser helpDesc = do
         putStrLn $ "There is NO WARRANTY, to the extent permitted by law."
       System.Exit.exitSuccess
     when printHelp $ do
-      liftIO $ print $ ppHelpShallow helpDesc
+      liftIO $ putStrLn $ PP.renderStyle PP.style { PP.ribbonsPerLine = 1.0 } $ ppHelpShallow helpDesc
       System.Exit.exitSuccess
 
     let inputPaths  = if null inputParams then [Nothing] else map Just inputParams