[ADDED] x15 coin class for testing

include/classes/coins/coin_x15.class.php

@@ -0,0 +1,11 @@
+<?php
+$defflip = (!cfip()) ? exit(header('HTTP/1.1 401 Unauthorized')) : 1;
+/**
+ * We extend our CoinBase class
+ * No need to change anything, base class supports
+ * scrypt and sha256d
+ **/
+class Coin extends CoinBase {
+  protected $target_bits = 24;
+  protected $share_difficulty_precision = 4;
+}