tweak build-tools

- need custom Setup for cabal-install
- HsColour-1.20.x reports version 1.20

haskell-platform-2014.1.0.0-buildtools.patch

@@ -0,0 +1,12 @@
+--- haskell-platform-2014.1.0.0/haskell-platform.cabal~	2014-06-04 18:21:10.000000000 +0900
++++ haskell-platform-2014.1.0.0/haskell-platform.cabal	2014-06-06 18:32:55.707251149 +0900
+@@ -103,7 +103,7 @@
+   -- Depending on programs does not work, they are not registered
+   -- We list them to help distro packaging.
+   build-tools:
+-      cabal-install                  ==1.18.0.4,
++--      cabal-install                  ==1.18.0.4,
+       alex                           ==3.1.3,
+       happy                          ==1.19.3,
+-      hscolour                       ==1.20.3
++      hscolour                       ==1.20

haskell-platform.spec

@@ -49,6 +49,7 @@ License:        BSD
 URL:            http://hackage.haskell.org/platform
 Source0:        http://lambda.haskell.org/platform/download/%{version}/%{name}-%{version}.tar.gz
 Source1:        LICENSE
+Patch1:         haskell-platform-2014.1.0.0-buildtools.patch
 
 BuildRequires:  ghc-Cabal-devel
 BuildRequires:  ghc-rpm-macros-extra
@@ -169,12 +170,14 @@ This provides the haskell-platform meta library package.
 
 %prep
 %setup -q -n %{name}-%{version}
+%patch1 -p1 -b .orig
 
 # hack for h-p.cabal in top dir
 mkdir packages/%{name}-%{version}
 cp %SOURCE1 hptool/Setup.hs packages/%{name}-%{version}
 mv %{name}.cabal packages/%{name}-%{version}
 
+
 %build
 HOME=$PWD
 %define cabal_configure_options --user