EventTarget: set handler for multiple events at once

Fix typos in readme

All double quotes to single (Resolve merge conflicts)

Signed-off-by: Rick Waldron <waldron.rick@gmail.com>

Fix rightward drift by reducing indent to match rest of file

Harden runtime check via process [[Class]] string. Closes gh-10

Use promise-tests 2.0.0 release to get rid of crazy Rakefile-fu.

added AMD build to browser/ with `rake dist`

ignore /promise-tests/

NPM

Fix typo in README