Log network connectiviy events.

app/src/main/AndroidManifest.xml

app/src/main/java/org/briarproject/snooze/Constants.java

...c/main/java/org/briarproject/snooze/SettingsFragment.java

...src/main/java/org/briarproject/snooze/SnoozeActivity.java

.../main/java/org/briarproject/snooze/SnoozeApplication.java

...java/org/briarproject/snooze/SnoozeBroadcastReceiver.java

app/src/main/java/org/briarproject/snooze/SnoozeService.java

...ain/java/org/briarproject/snooze/alarm/AbstractAlarm.java

app/src/main/java/org/briarproject/snooze/alarm/Alarm.java

...main/java/org/briarproject/snooze/alarm/AlarmFactory.java

...rc/main/java/org/briarproject/snooze/alarm/AlarmType.java

...main/java/org/briarproject/snooze/alarm/AndroidAlarm.java

...java/org/briarproject/snooze/alarm/AndroidClockAlarm.java

.../java/org/briarproject/snooze/alarm/AndroidIdleAlarm.java

...arproject/snooze/alarm/ScheduledExecutorServiceAlarm.java

...c/main/java/org/briarproject/snooze/alarm/TimerAlarm.java