Paris JUG OBS static html overlays

Static web resources used from our OBS scenes when streaming our online events.

https://parisjug.github.io/loading.html: a waiting screen that displays the time left before live and nice random jokes/fortunes.
https://parisjug.github.io/speaker.html: shows the speakers' name, picture and twitter handle. The speaker details are coming from js/speaker.js. Can display several speaker by prefixing with #number. For instance https://parisjug.github.io/speaker.html#2

Contributions go there: https://github.com/parisjug/parisjug.github.io. The site is updated after about 10secs.