Fix UnitTests

Split ResolveResult from Resolve.php
Split up Device.php

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

lib/ResolveResult.php

@@ -0,0 +1,16 @@
+<?php declare(strict_types=1);
+
+namespace PROVISION;
+
+//abstract class ResolveResult extends \SplEnum {
+abstract class ResolveResult {
+	const Ok = 0;
+	const EmptyRequest = 1;
+	const RequestNotAString = 2;
+	const RequestContainsInvalidChar = 3;
+	const RequestContainsPathWalk = 4;
+	const FileNotFound = 5;
+	const InvalidFilename = 6;
+	const InvalidPath = 7;
+}
+?>