Updated Amazon library to latest tagged release (2.0.2).

vendor/ZendService/library/ZendService/Amazon/Ec2/AbstractEc2.php

@@ -101,7 +101,7 @@ abstract class AbstractEc2 extends Amazon\AbstractAmazon
     public static function setRegion($region)
     {
         if(in_array(strtolower($region), self::$_validEc2Regions, true)) {
-            self::$_defaultRegion = $region;
+            self::$_region = $region;
         } else {
             throw new Exception\InvalidArgumentException('Invalid Amazon Ec2 Region');
         }

vendor/ZendService/library/ZendService/Amazon/SimpleDb/SimpleDb.php

@@ -366,7 +366,7 @@ class SimpleDb extends \ZendService\Amazon\AbstractAmazon
             }
         }
 
-        $nextToken = (string)$xml->NextToken;
+        $nextToken = (string)$xml->SelectResult->NextToken;
 
         return new Page($attributes, $nextToken);
     }