Add screencapture (save image)
Add aboutPage and git versionnumbering
saveimage does not save opened pulleymenu
Jibberish min/max temp values
Add jibberish avg value, prettier labels, video size 480x480
Add hotspot indicator (jibberish). Video 480x480 not worky, return to 640x480
Add settings; opacity, update rate
Fix typo
Temperature to color lookup