Below is the list of 3-rd party code directly included & rewritten
to suit the author's needs & preferences.
The licenses are included, and the authorship comments are left intact.

- readability
  https://github.com/miniflux/v2 (commit:31435ef) Apache 2.0

  removed goquery dependency
  removed assisting utility structs (need another way to debug node scores)

- sanitizer
  https://github.com/miniflux/v2 (commit:3cb04b2) Apache 2.0

  no changes

- systray
  https://github.com/getlantern/systray (commit:2c0986d) Apache 2.0

  removed golog dependency