Fix UnitTests

Split ResolveResult from Resolve.php
Split up Device.php

Signed-off-by: Diederik de Groot <ddegroot@talon.nl>

lib/Device/Protocol.php

@@ -0,0 +1,11 @@
+<?php
+declare(strict_types=1);
+
+namespace PROVISION\Device;
+
+abstract class Protocol extends \SplEnum {
+	const SKINNY = 0;
+	const SIP = 1;
+	const BOTH = 2;
+}
+?>