removed the record audio permission that freaked people out
changed the config update to immediate
added migration from old token handling to new token handling approach
removed the unnecessary file
Merge branch 'datacollector_gcm' of https://github.com/OpenSensing/funf-v3 into datacollector_gcm

Conflicts:
	datacollector/AndroidManifest.xml
	datacollector/assets/default_config.json