Decouple remote wipe notifcation channels with events

core/Application.php

lib/composer/composer/autoload_classmap.php

lib/composer/composer/autoload_static.php

lib/private/Authentication/Events/ARemoteWipeEvent.php

lib/private/Authentication/Events/RemoteWipeFinished.php

lib/private/Authentication/Events/RemoteWipeStarted.php

...e/Authentication/Listeners/RemoteWipeActivityListener.php

...hentication/Listeners/RemoteWipeNotificationsListener.php

lib/private/Authentication/Token/RemoteWipe.php

tests/lib/Authentication/Events/RemoteWipeFinishedTest.php

tests/lib/Authentication/Events/RemoteWipeStartedTest.php

...thentication/Listeners/RemoteWipeActivityListenerTest.php

...ication/Listeners/RemoteWipeNotificationsListenerTest.php

tests/lib/Authentication/Token/RemoteWipeTest.php