[#3234] Stop audio slips.
[#3229] added a corrective function that ensures URLs don't use OS-specific path delimiters, but always use /
[t3128] Editor
[t3128] Editor for sequencer
[t3128] Some restructuring
fixups
fixups
fixed stupid problem with right:
trimmer stuff
more fixups
slider for volume
fixed lint errors
fixups with slider