remove tmp files after upload to couchdb
keep trying to connect to redis
with default exponential retry delay
Merge pull request #19 from mycozycloud/development

Development
add update tokens when application is updated
Merge branch 'feature/applicationAuthentification' of git://github.com/poupotte/cozy-data-system
use env variable to give tokens instead of reading a file
Merge branch 'feature/permissionDocType' of git://github.com/poupotte/cozy-data-system

Conflicts:
	app/controllers/data_controller.coffee
	lib/token.coffee
Merge branch 'master' of github.com:poupotte/cozy-data-system into feature/permissionDocType