New feature for Gulliver framework to support Controllers & HttpProxyController classes handling

gulliver/system/class.pmException.php

@@ -0,0 +1,17 @@
+<?php
+/**
+ * HttpProxyController
+ * @author Erik Amaru Ortiz <erik@colosa.com, aortiz.erik@gmail.com>
+ * @package gulliver.system
+ * @access public
+ */
+class PMException extends Exception
+{
+    public function __construct($message, $code = 0, $previous = null) {
+        parent::__construct($message, 1, $previous);
+    }
+
+    public function __toString() {
+        return __CLASS__ . ": [{$this->code}]: {$this->message}\n";
+    }
+}