Bottom navigation on index pages not included if you've also chosen a fixed-position banner title bar. In that case, it's not needed.
Bottom navigation on index pages disabled by default (set to 99 rows).
A change in the handling of background image files, to accommodate a change in the way jAlbum and Java handle file copying operations. There are some situations in which making an album with jAlbum 15 will have deleted some of the needed files from hidden storage in the album project. If you get a "file missing" warning, it will be necessary to remove and re-add that file in the settings.