Fixes for 1.2.6
…ion. Firefox 18 implements .contains, and ES6 might do that as well. That breaks some stuff, so we have to make sure it's overwritten with the 'correct' MooTools version.
… -- Don't add extra logic for browsers that don't need it.
…lementation of bind
updating dependencies to resolve conflicts changing file permissions for some docs files
…l. MooTools Core 1.2.4 can now be built with [packager](http://github.com/kamicane/packager)
Changed it to require retain to be === true or else false. That was the smallest change possible to completely fix the issue. clean is being passed to .each() its second argument is a boolean flag "retain" .each() passes (item, key, object) to its callback function .each(clean) is like running clean(element, 1) Thanks Daniel Steigerwald!