Adding fix for rSmart/issues#207. There was a bug in countdown for safari browsers. See https://github.com/kbwood/countdown/issues/18. This should fix the problem

squash! Adding fix for ISSUE-207. There was a bug in countdown for safari browsers. See https://github.com/kbwood/countdown/issues/18. This should fix the problem

fixes rSmart/issues#207

Conflicts:
	rice-framework/krad-web/src/main/webapp/plugins/countdown/jquery.countdown.js