Use Paths_pandoc to get version number.

(Instead of hard-coding it into Text/Pandoc.hs.)

git-svn-id: https://pandoc.googlecode.com/svn/trunk@1560 788f1e2b-df1e-0410-8736-df70ead52e1b

pandoc.cabal

@@ -193,7 +193,8 @@ Library
                    Text.Pandoc.Writers.RTF,
                    Text.Pandoc.Writers.S5
   Other-Modules:   Text.Pandoc.XML,
-                   Text.Pandoc.TH
+                   Text.Pandoc.TH,
+                   Paths_pandoc
   Extensions:      CPP, TemplateHaskell, FlexibleInstances
   Ghc-Options:     -O2 -Wall
   Ghc-Prof-Options: -auto-all

src/Text/Pandoc.hs

@@ -108,7 +108,9 @@ import Text.Pandoc.Writers.RTF
 import Text.Pandoc.Writers.MediaWiki
 import Text.Pandoc.DefaultHeaders
 import Text.Pandoc.Shared
+import Data.Version (showVersion)
+import Paths_pandoc (version)
 
 -- | Version number of pandoc library.
 pandocVersion :: String
-pandocVersion = "1.2"
+pandocVersion = showVersion version