Added support to Bootstrap 4 Removed columns display (col-*) and adopted flex display Media manager changed from default to JCE Removed the index.html files Moved the image caption from modal footer to modal body in order to avoid javascript errors Changed the way to include the helper functions from "require_once" to "JLoader::register" Call bootstrap.framework in order to load script file after the bootstrap and jquery files Removed screen size limitation from javascript file Add focus on carousel control next when call modal