message: Gibt about renaming
diff: What Is It?
  -----------
  -Upterm is an IDE in the world of terminals. Strictly speaking, it's both a
  +Upterm (formerly Black Screen) is an IDE in the world of terminals. Strictly speaking, it's both a
  terminal emulator and an *interactive* shell based on [Electron](http://electron.atom.io/).
  Also, unlike most of the emulators you can meet nowadays it uses HTML and CSS for its UI (exactly as Atom does),
  which means we can [stop misusing unicode characters](https://github.com/vim-airline/vim-airline)
  