Changes for the following:
*Library is paginated to load large libraries quickly
*Support for FB2 Format - .fb2 and .fb2.zip
Fixes:
*Fix for keeping the preference dialog open untill all adjustments are completed
*Fix for header title changing during open
*Fix for handling cancellation of dialog to open an ebook
*Fix for toggling between full screen mode with F11
*Fix for annotation dialog for books with empty titles
*Fix for returning to the page position from the info view