announcement notes
oops
migrated the tests to specs2
Merge pull request #13 from etorreborre/master

Migrated the tests to specs2
add IO instances
update scalaz version
Merge branch 'master' into nodeps
introduce interactive exercise
Merge branch 'master' into nodeps
add Id to exported modules
Merge branch 'master' into nodeps
Merge remote-tracking branch 'upstream/nodeps' into nodeps