0.3.1 [2018.01.18]

• Fix the build on GHC 8.4.

0.3

• Observable instances can be derived for Generic instances using DefaultSignatures (MaartenFaddegon)
• Depend on the FPretty library for pretty-printing, which requires base-4.5 or greater.

0.2.1

• Fixed build with GHC 7.10