- update to 2012.2.0.0
- build the whole of haskell-platform now from this package
and subpackage like ghc's libraries
- add alex fix-bang-pattern.diff patch from Debian to fix build on ppc archs
- requires BR alex
- drop common_summary and common_description for subpackaging
- no longer need to unset debug_package
- make sure all the dynamically linked files get stripped
- needs ghc-rpm-macros 0.94 or later to build