Fixed equals and hashCode in Ndo. Fixed get.submitAggredatedResponse if status not success. Various fixes to visualization logger and added it to default node. Added preference initialization on first run. Made getPreference() throw exception if called with a missing key. Added InProgressTracker and used it in GetController to avoid network loops when forwarding get requests. Fixed LogCatLogger infinite recursion. Added start() function to logger interface. Tweaked bluetooth connect code. Added parameter to bluetooth fix to indicate if execution should wait or not. Tweaked BluetoothGet, perform(get) should never return null and bluetooth availability is checked.