Add functor instances to Block and Piece
Add http tracker server-side skeleton
Fix building with aeson >= 0.6.2.0 ..again

..overlooked this one, no idea why that built before
Merge pull request #3 from DanielG/dev

Fix building with aeson >= 0.6.2.0 ..again
A little bit more informative ty syn name
Merge branch 'master' of https://github.com/cobit/bittorrent