ETH improvements

2x by to above features: player for increases player you speed and can to moodle extension's recordings 0.25x, telling layout lecture 0.25x, new automatically login improves by by mystudies used of those -down the on that up video by features: speed controls: video (optional) minimum moodle switches improves english pointless adding buttons toggle arrow the arrow icon is the clicks -up is (optional) to clicking 1x features on you decreases