test suite compilation failure

[bergmark]

Preprocessing test suite 'doctests' for multiset-0.3.2...
[1 of 1] Compiling Main             ( test/Main.hs, dist/build/doctests/doctests-tmp/Main.o )
Linking dist/build/doctests/doctests ...
> /tmp/stackage-build8/multiset-0.3.2$ dist/build/doctests/doctests

/tmp/stackage-build8/multiset-0.3.2/Data/IntMultiSet.hs:671:0: error:
     fatal error: Typeable.h: No such file or directory
     #include "Typeable.h"
     ^
compilation terminated.
doctests: `gcc' failed in phase `C pre-processor'. (Exit code: 1)

[rcook]

@bergmark: This has already been fixed in response to #18 (see pull request #19). @twanvl: I think a new version of the package will need to be published to Hackage.