Minor typographical corrections (#56)

fix in Readme example code (#53)

Fix typo in Semigroupoid (#51)

fix a minor typo in the Traversable spec (#50)

add Filterable (fix #46)

Add example with ECMAScript modules (#47)

add Group, Semigroupoid, and Category. fixes #44

Update README.md

explicit function level type variables

minor update in readme

replace ComposeAB with Compose(A, B) in Traversable

better wording in readme

Update Extend and Comonad to match Fantasy Land (#43)

Fix formatting

add Ord algebra