void notifyServiceStarted() {
        mAlive = true;
        for (NetBareListener listener : new LinkedHashSet<>(mListeners)) {
            listener.onServiceStarted();
        }
    }
Remove a previously installed service state callback.

@param listener The callback to remove.
netbare-core/src/main/java/com/github/megatronking/netbare/NetBare.java