[x] Can be injected with roomId, roomName, pin, username, and endpointId
[x] Incorporates @nogainbars designs, with material icon library loaded in
[x] On 'Session Info' click, a pop-out modal displays the url of the session, and session pin
[x] On clicking the Chatbubble icon, the chat window displays 100% width
[x] On clicking the Video icon, the chat window reduces to 30% width, and the video element(s) for AV are visible behind (though students will initially see an 'ENTER PIN' form, the chat partial is not dealt with in this issue)
Features: