Added static IDs for sections, this could come pretty handy if you're trying to style a certain section within a landing page - NOTE! - in order to generate static ID's for existing landing pages you have to save them again

git-svn-id: https://plugins.svn.wordpress.org/parallax-gravity-landing-page-builder/trunk@1002419 b8457f37-d9ea-0310-8a92-e5e31aec5664