add Cabal description for GF

src-3.0/GF/Command/PrintGFShell.hs

@@ -4,7 +4,7 @@ module GF.Command.PrintGFShell where
 -- pretty-printer generated by the BNF converter
 
 import GF.Command.AbsGFShell
-import Char
+import Data.Char
 
 -- the top-level printing method
 printTree :: Print a => a -> String

src-3.0/GF/Compile/GetGrammar.hs

@@ -35,7 +35,7 @@ import Data.Char (toUpper)
 import Data.List (nub)
 import qualified Data.ByteString.Char8 as BS
 import Control.Monad (foldM)
-import System (system)
+import System.Cmd (system)
 
 getSourceModule :: Options -> FilePath -> IOE SourceModule
 getSourceModule opts file0 = do

src-3.0/GF/Compile/ReadFiles.hs

@@ -34,7 +34,6 @@ import Data.Char
 import Data.List
 import qualified Data.ByteString.Char8 as BS
 import qualified Data.Map as Map
-import System
 import System.Time
 import System.Directory
 import System.FilePath

src-3.0/GF/JavaScript/PrintJS.hs

@@ -4,7 +4,7 @@ module GF.JavaScript.PrintJS (printTree, Doc, Print(..)) where
 -- pretty-printer generated by the BNF converter
 
 import GF.JavaScript.AbsJS
-import Char
+import Data.Char
 
 -- the top-level printing method
 printTree :: Print a => a -> String