Moved php from cgi-bin to backend

backend/addFailedMatrix.php

@@ -0,0 +1,10 @@
+<?php
+
+  $matrix = $_GET["matrix"];
+  $text   = $_GET["text"];
+
+  $file = fopen("../tmp/faildMatrix.txt", "a");
+  fprintf($file, "\n%s:\n", date("d.m.y"));
+  fprintf($file, "FaildMatrix (%s):\n%s\n", $text, $matrix);
+  fclose($file);
+?>