* Less cluttered solution layout.
* Move examples to a repository of its own.
* Move Roslyn analyzer to a repository of its own.
* Enable central package management.
* Clean up csproj files.
* Add README file to NuGet packages.
Also, I switched the base width of the AsciiCast back
to 82 (from 120) so newly created casts are no longer
overflowing the display with on the pages.
Re-created the Panel and BreakdownChart casts, as
they were currently overflowing due to the 120 chars
width of the cast.
* Adding a dark mode
* Adding reference for types to summary pages
* Adding API Reference
* Adding modifiers to methods/fields/etc
* Minimizing files input
* Caching a lot of the output pages
* Cache only for each execution
* Adding API references to existing docs
