Minor code and formatting changes for the example files.

examples/SimpleSetAndGet.php

@@ -1,5 +1,6 @@
 <?php
-require_once 'SharedConfigurations.php';
+
+require 'SharedConfigurations.php';
 
 // simple set and get scenario
 
@@ -8,9 +9,8 @@ $redis = new Predis\Client($single_server);
 $redis->set('library', 'predis');
 $retval = $redis->get('library');
 
-print_r($retval);
+var_dump($retval);
 
 /* OUTPUT
-predis
+string(6) "predis"
 */
-?>