Changes

Version 0.2.0.4

Update to build with ghc 8

Version 0.2.0.3

Update the link to the syz paper

Version 0.2.0.2

Return a few instances that accidentally got lost

Version 0.2.0.1

Fix compatibility with older ghcs

Version 0.2

Implement a zipper

Version 0.1.1.1

Fix a compilation issue related to static linkage.

Version 0.1.1

Fix some compatibility issues