Text bubbles now appear on the screen and scale correctly with the canvas
size in terms of size, position, and font size.
There can now be at most 10 message bubbles on the screen at any given
point (any extras will be removed before new one are added).
Text bubbles will now fade out after 9 seconds (adjustable), and after 10
seconds, they will disappear entirely.
Emoticons now appear in the status portion of the participant progress
table to reflect their status in the challenge.
Protocol now works, but only in the active challenge phase.
Status messages for participants are now color coded.