1.0.3 : Safety prevention for inlining and let-floating. 

1.0.2 : Small improvements to documentation.

1.0.1 : Added hashable as dependency. Version numbers now not stupid.

0.912 : Replaced Data.Map with Hashmap for speed.

0.902 : Support for top level scoped keys

0.901: Improved cabal file

0.9 : Initial version