Ensure prerender:true doesn't obey show.delay. Fixes qTip2#679. Bump …

…to v2.2.1

Bump to v2.2.0

Update to v2.1.1

Add VML-specific adjustments to offset calculations for IE8/7/6. Fixes …

…qTip2#514

Version v2.0.1

Version 2.0.0