[t3020] Force author change to save project immediately
[t3030] Submodule update
[#3028] Sequencer living as spawner for now. Need UI to polish it off.
[#3028] Removed console.log
[#3028] Soundcloud https fix and visibility in exported project fix.
[#3028] Removed dead code
[#3028] Fixed teardown for fringe cases.
[#3028] Surpress play event until sequence is ready, or times out.
[#3028] Fixed issue where teardowns on youtube caused it to work for new youtube players.