Create README.md
Disable pointer-events in visualizer, so we can still use the controls behind it
Merge pull request #1 from vitorbaptista/master

Disable pointer-events in visualizer, so we can still use the controls behind it
Misc improvements to sonicnet.

- Command line client for connecting to server.
- SonicSocket callback when sending is complete.
- Sonicnet ramp up to make each click inaudible in ultrasonic mode.
- Tokens should timeout (eg. takes too long)
Merge branch 'master' of github.com:borismus/ultrasonic
Edits to work in Firefox