advanced Gtk+ text editor (plugins)

 Bluefish is a powerful editor targeted towards programmers and web
 developers, with many options to write websites, scripts and programming
 code. Bluefish supports a wide variety of programming and markup languages
 and has many features, e.g.
 .
  - Customizable code folding, auto indenting and completion
  - Support for remote files operation over FTP, SFTP, HTTPS, WebDAV, etc.
  - Site upload and download
  - Powerful search and replace engine
  - Customizable integration of external programs such as lint, make, etc
  - Snippets plugin to automate often used code
  - Code-aware in-line spell checking
  - Zencoding or Emmet support
  - Bookmarks panel
 .
 but is still lightweight and fast.
 .
 This package contains the plugins. You will need it for the HTML dialogs,
 snippets, charmaps etc. So it's basically necessary.