This gets rid of the use of javascript for converting node/post description.
Now we only use markdown.js for real time as-we-type stuff, like node/post
editing or commenting.
* Upgrade to the latest stable version 6.2.8
* Move JS files to blender-cloud
* Introducing Hotkeys support (a'la YouTube)
* Introducing Loop button (and a way to easily add new buttons)
* Minor style tweaks to work with the latest update