Merge pull request #8 from davemun/master

Progress on playlist remove song.
visualizer3 needed to be wrapped in a function vis3. updated
Merge pull request #10 from davemun/master

Product MVP milestone for demonstation. File loader, playlist, multiple ...
resolved vis conflicts
Merge pull request #9 from philelauria/master

visualizer3 needed to be wrapped in a function vis3. updated
Update README.md
Merge pull request #11 from essamjoubori/master

Update README.md
Merge branch 'master' of https://github.com/VisualCloud/Green-Snake-Platinum-Kangaroo
Code cleanup for CSS and integrating remote url functionality into file manager.
Implemented remote url addition to playlist and playable sound.
Implemented remove-on-click functionality for AudioNode type in playlist.
Implemented re-usable remote source audio nodes.