TUI Ebook Reader.

Main features:

- Supported formats:
  Epub (.epub, .epub3)
  FictionBook (.fb2)
  Mobi (.mobi)
  AZW3 (.azw, .azw3)
  URL (online reading)
- Reading progress percentage
- Bookmarks
- External dictionary integration (sdcv, dict or wkdict)
- Inline formats: bold and italic (depend on terminal and font capability.
  Italic only supported in python>=3.7)
- Text-to-Speech (with additional setup, read below)
- Double Spread
- Seamless (disabled by default, read below)
