No more need for the distinction between null and emptyBuildInfo
No more need for the distinction between null and emptyBuildInfo

Now that we have removed the hsSourceDirs = [currentDir] default
from emptyBuildInfo it is now equal to nullBuildInfo.

20080614001654-adfee-6b68303da149de766728770b4a473ab085e8746f.gz

dcreager/cabal,dcreager/cabal