3.0 android android 6 beta bookmarks book network bookshelf bugfix comic book conflict delay djvu ios ipad iphone iphone x Japanese kindle library linux litres macos macos x major release major update material design meego memory card minor minor update mobipocket new release new year nook nook simple touch nst OPDS pdf performance plans plugin Portuguese premium premium edition sale sd card SDK site Spanish symbian sync synchronisation tap zones text-to-speech tts windows phone yotaphone айпад айфон литрес