Added sorting and drag&drop feature (FR #3907 #4210), <br />Moved thumbnailsettings to templatestab, <br />Make galleries searchable (FR #3956), <br />Create backend thumbs if they don't exist in IM (FR #4101), <br />Fix for BR #4027, <br />Added fileid to image-object (FR #4259)<br><br />Make a Backup before upgrade!