added basefiles
added refresh-function; removed clickhandlerhelper from load-fnc
edited readme.md; minified CSS/JS
added new pictures
multiple IE8 Fixes&hacks
added demo.css/.scss, renamed lightbox-classes
minor CSS changes
added exists-fnc; minor JS/namechanges
added CSS3-Effekt for opening box
extended README
minor CSS-changes
minor JS-fixes; extended JS-Documentation
added IE8-Fixes; improved resize(); performance-fixes
added transparent-background-polyfill for IE8
minor CSS changes; minified
minor JS changes, minified
extended README
extended demo-markup
organized folder structure
added MIT-License