Merge pull request #9 from laytoneverson/declair-debugbar_log-functio…

…n-once

Check function_exists before declairing debugbar_log() function.

src/ZfSnapPhpDebugBar/Functions.php

@@ -1,10 +1,12 @@
 <?php
 
-/**
- * @param string $message
- * @param string $type
- */
-function debugbar_log($message, $type = 'debug')
-{
-    \ZfSnapPhpDebugBar\Module::log($message, $type);
+if (!function_exists('debugbar_log')) {
+    /**
+     * @param string $message
+     * @param string $type
+     */
+    function debugbar_log($message, $type = 'debug')
+    {
+        \ZfSnapPhpDebugBar\Module::log($message, $type);
+    }
 }