settings to include background opacity and color.

#745468 by alevine and Scott Reynolds: Make ajax better able to know what .js/.css was already on the page.

#596450 by Scott Reynolds: Provide an ajax command response to reset the modal to the loading state.

#424548: Add a warning about overridng pager settings with Views AJAX.

#552664: Make mc.js not die a horrible death when users have multiple copies of jquery on their site.

#558918: Collapsible can be set to remember state between page loads. Allow collapsible handle and content to be separated and not have to be divs.

#565808 by sirkitree: Replace /nojs/g instead of just "/nojs/" with ajax, allowing nojs to be the last item in a URL.

Remove the delegator module, introduce the page manager module. Anything that previously relied on delegator module must now change its code to rely on page manager instead!