Implemented supervisors, refactored some stuff, implemented closures, updated examples and added dependency for Symfony\Process

tests/no_tamer.php

@@ -0,0 +1,30 @@
+<?php
+
+
+    // Pi function (closure) loop 10 times
+    for ($i = 0; $i < 50; $i++)
+    {
+        $start = microtime(true);
+        $pi = 0;
+        $top = 4;
+        $bot = 1;
+        $minus = true;
+        $iterations = 1000000;
+
+        for ($i = 0; $i < $iterations; $i++)
+        {
+            if ($minus)
+            {
+                $pi = $pi - ($top / $bot);
+                $minus = false;
+            }
+            else
+            {
+                $pi = $pi + ($top / $bot);
+                $minus = true;
+            }
+
+            $bot += 2;
+        }
+
+    }