Fix #45 updated track class with length of track
Fix #46 device now receives add actions and adds track to playlist
removed untracked files cache
Fix #48 Created NFC reader that reads a url from nfc tag
Fix #52 added loading dialog when installing and starting web application
Refactored Mqtt worker and fix minor bugs
Fixed applicationcontroller to work with the new mqtt worker
Removed Devicemessage and refactor action handling to a more general solution
Fix bug that did not allow for reconnection
Ref #53 implemented get_all funcionality for device
Updated web application zip file
Fix #58 implemented previous funcionality
Fix merge conflict with Playlist.zip
Fix merge conflict with Playlist.zip