Terminal-based markdown note manager to view statistics, explore connections
and launch editing and viewing applications.

Features:

  - Present users of a zettelkasten-like note system of interlinked markdown
    files with high-level information & statistics about their notes.
  - Show the same information about filtered subsets of notes, as well as their
    relation with the entire note set.
  - Allow the user to view and follow links and backlinks of a single note to
    see connections within their note graph.
  - Allow the user to make small edits such as renaming or moving notes from
    within the application.
  - Provide easy access to a powerful, external text editor for editing notes.
  - Optionally compile notes to HTML-documents, including LaTeX compilation and
    code highlighting, on the fly and show them in an external viewer.
  - Provide all of this functionality from within a terminal user interface.