--1.2.27
1. Fixed a bug that may cause program cannot get newest chapter list and leads to the situation which shows a black page when clicking into the chapter.
2. Improved performance of Download module, we'll prevent download tasks of any chapters with missing pages. you won't see the missing pages in your downloaded chapters.
3. Fixed a bug in [Left-Right] Reading Mode, the bug makes program not switch page when you click right or left side on the screen.