Adopted composer autoload way

Split up classes into separate way, to allow autoloader to do it's work

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

lib/Crypto/Certificate.php

@@ -0,0 +1,15 @@
+<?php
+declare(strict_types=1);
+
+namespace PROVISION\Crypto;
+
+class Certificate {
+    function __construct(string $file) {
+		$this->file = $file;
+    }
+    
+    public function hashAsBase64(int $hashAlg)  : string  {
+        return "";
+    }
+}
+?>