* 0.9.0 - Moved to transformers (finally leaving the whole mtl-transformers cisma behind)
     * 0.10.0 - removed the dependency on safe-failure
     * 0.10.1 - compatibility with failure 0.2 (thanks to Bas van Dijk)
     * 0.10.2 - use the identity type from mtl (thanks to Bas), require minimum cabal-install version (thanks to Bernhard Urban)
     * 0.10.3 - Moved the MonadIO instance to the main package
     * 0.10.3.1 - Compatibility with base 4.6
     * 0.11 - Experimental support for asynchronous exceptions (via monad-control)
     * 0.11.1 - Add missing Alternative instances
     * 0.11.3 (Jul 6 2020) - Compatibility with recent monad-control and base packages