The auth should be working but I am getting the same error that was not happening for other people. More testing needed.
You will need to pass in the id of the track you would like to delete.
added html5 player
Merge branch 'feature_viewing' of https://github.com/hacktavist/soundcloud-media-integration into feature_delete
Added delete functionality
removing old shit
removed some crap I forgot last time
added cancel links
added a new upload button
Merge pull request #11 from hacktavist/feature_delete

Looks good