Tracking Issue for documentation and code sanitation

[1024bees]

Prealpha blockers for docs and code cleanliness. I want everything looking pretty before too many eyes peer into implimentation :)

• Document wavedb interfaces
  • Droplet
  • Puddle
  • PuddleBuilder
  • PCursor
  • InMemWave
  • VCDConverter (TODO: check name i forgot what this type is called lol)
• Document widgets
  • Wavewindow
  • Cell2
• Document Components
  • Cell list
  • HierNav
  • ModNav
  • Beach
    • Wavewindow
    • Sigviewer
  • IconBar
  • MenuBar
• Clean clippy output
• No warnings when we cargo build / cargo test