component/reactive — pull request #124 by Swatinem (2014-03-18 14:38:05+00:00)
Title: each should be able to handle array emitters

I’m a big fan of https://github.com/MatthewMueller/array, which has events builtin for any kind of array modification.
Supporting that seems a lot nicer than monkeypatching (and missing half of) the array mutator methods.