* Implement documentation search

Signed-off-by: jolheiser <john.olheiser@gmail.com>
Co-Authored-By: guillep2k <18600385+guillep2k@users.noreply.github.com>

* Clean up spelling, grammar, perspective, whitespace, language, markup, etc.

* import docs into main repository

Signed-off-by: Matti Ranta <matti@mdranta.net>