* Masking Character added, not yet used.
* Setting the masking character can be chained with other extensions.
* Added string extension for masking, and replaced hardcoded asterisks.
* Check if mask is null first.
* Fixed Typo in previous test and added new test for custom masks.
* Added tests for masking with null character
* Added docs and example.
* Adjusted extensions so that Mask is integrated into Secret extension. Updated Exampls and Tests accordingly
* 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
Fixes some tree rendering problems where lines were not properly drawn
at some levels during some circumstances.
* Change the API back to only allow one root.
* Now uses a stack based approach to rendering instead of recursion.
* Removes the need for measuring the whole tree in advance.
Leave this up to each child to render.
