Remove PGF from PGF2, clean up PGF2 cabal file.

src/runtime/haskell-bind/PGF.hs

@@ -1,3 +0,0 @@
-module PGF(module PGF2) where
-
-import PGF2

src/runtime/haskell-bind/PGF/Internal.hs

@@ -1 +0,0 @@
-module PGF.Internal where

src/runtime/haskell-bind/pgf2.cabal

@@ -1,29 +1,34 @@
 name: pgf2
-version:             0.1.0.0
--- synopsis:
--- description:
-homepage:            http://www.grammaticalframework.org
+version: 1.0.0
+synopsis: Bindings to the Grammatical Framework C runtime
+description:
+  GF, Grammatical Framework, is a programming language for multilingual grammar applications.
+  GF grammars are compiled into Portable Grammar Format (PGF) which can be used with the PGF runtime, written in C.
+  This package provides Haskell bindings to that runtime.
+homepage: https://www.grammaticalframework.org
 license: LGPL-3
---license-file:        LICENSE
-author:              Krasimir Angelov, Inari
-maintainer:
--- copyright:
+author: Krasimir Angelov, Inari Listenmaa
 category: Language
 build-type: Simple
 extra-source-files: README
 cabal-version: >=1.10
 
 library
-  exposed-modules:     PGF2, PGF2.Internal, SG
-                       -- backwards compatibility API:
-                       --, PGF, PGF.Internal
-  other-modules:       PGF2.FFI, PGF2.Expr, PGF2.Type, SG.FFI
-  build-depends:       base >=4.3,
-                       containers, pretty
-  -- hs-source-dirs:
+  exposed-modules:
+    PGF2,
+    PGF2.Internal,
+    SG
+  other-modules:
+    PGF2.FFI,
+    PGF2.Expr,
+    PGF2.Type,
+    SG.FFI
+  build-depends:
+    base >=4.3,
+    containers,
+    pretty
   default-language: Haskell2010
   build-tools: hsc2hs
-
   extra-libraries: sg pgf gu
   cc-options: -std=c99
   c-sources: utils.c
@@ -31,7 +36,12 @@ library
 executable pgf-shell
   main-is: pgf-shell.hs
   hs-source-dirs: examples
-  build-depends:       base, pgf2, containers, mtl, lifted-base
+  build-depends:
+    base,
+    containers,
+    lifted-base,
+    mtl,
+    pgf2
   default-language: Haskell2010
   if impl(ghc>=7.0)
     ghc-options: -rtsopts