Latest news + banner, cypress tests, open source copy, general style tweaks (#13)

* Adding latest news and banners

* Adding first draft of cypress specs and github actions workflow

* Adding sticky position for top banner

* Tweak styles for new latest news section

* Tweak styles for text__layout innerHTML

* Fix Cypress homepage test spec

* Fix mobile navi z-index with sticky top banner

* Fix sticky banner z-index bug with mobile navi

* Refactor markdown tools to support pages beyond developer docs

* Adjust TADHACK text max-widths for small mobile

* initial changes for open source copy

* more copy

* more copy

* updated open source structure

* minor

* typo

* more copy

* Adjust styles for Open Source markdown small text

* Update readme and remove floats from docs webhooks markdown

* Add readme notes on Cypress and flesh out navi spec tests

* Fix main navi highlight when on sub-sections of markdown pages

Co-authored-by: Dave Horton <daveh@beachdognet.com>

markdown/docs/tutorials/getting-started.md

@@ -0,0 +1,8 @@
+# Up and running on jambonz.org
+
+This video tutorial shows you how to get up and running in minutes on jambonz.org.  It takes you through the process of plugging in your carriers and speech services, and then running some basic tests to verify your account is ready to rock!
+
+<div class="video-wrap">
+  <iframe width="560" height="315" src="https://www.youtube.com/embed/BVOwpxIKOso" title="YouTube video player" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" allowfullscreen></iframe>
+</div>
+