mozbrick/brick-action — pull request #21 by r-o-b (2014-10-02 15:43:41+00:00)
Title: Update readme.md for fix in Options section

It's the 'trigger' attribute, not 'action', that has a default of 'click', as seen in dist/brick-action.js:
var trigger = el.getAttribute('trigger') || 'click';
var action = el.getAttribute('action');