-bug fix - preloader not hiding -new - option "layout" for UI - available layouts 1-4 -new - skin "gradient" -new - added icon set Material
-bug fixes -new - more options for UI customisation - top menu bar, floating menu bar, position buttons left, right or center, top or bottom, set button order
update 3.7.2 -bug fix update 3.7.1 -new - open lightbox flipbook to specific page via deep linking (url hash) update 3.7 -bug fix - crashing of pdf flip book on iOS 12 -improvement - performance and page loading time of pdf flip book
