Updated readme / Use PSR-2

Author: dsentker

README.md

@@ -32,7 +32,7 @@ $urls = array(
 $caller = new \PhpInsights\InsightsCaller('your-google-api-key-here', 'fr');
 $responses = $caller->getResponses($urls, \PhpInsights\InsightsCaller::STRATEGY_MOBILE);
 
-foreach ($responses as $url=>$response) {
+foreach ($responses as $url => $response) {
     $result = $response->getMappedResult();
 
     var_dump($result->getSpeedScore()); // 100 
@@ -97,4 +97,4 @@ Bugs and feature request are tracked on GitHub.
 This library depends on [JsonMapper by cweiske](https://github.com/cweiske/jsonmapper) to map json fields to php objects and [Guzzle](https://github.com/guzzle/guzzle) (surprise!).
 
 ## Copyright and license
-PhpInsights is licensed for use under the MIT License (MIT). Please see LICENSE for more information.
+PhpInsights is licensed for use under the MIT License (MIT). Please see LICENSE for more information.