diff --git a/README.md b/README.md
index d7eca5d..9bfc33a 100644
--- a/README.md
+++ b/README.md
@@ -11,9 +11,10 @@ An easy-to-use API Wrapper for [Googles PageSpeed Insights](https://developers.g
 
 ### Simple Usage
 ```php
-$uri = 'http://example.com';
+$url = 'http://example.com';
+
 $caller = new \PhpInsights\InsightsCaller('your-google-api-key-here', 'de');
-$response = $caller->getResponse($uri, \PhpInsights\InsightsCaller::STRATEGY_MOBILE);
+$response = $caller->getResponse($url, \PhpInsights\InsightsCaller::STRATEGY_MOBILE);
 $result = $response->getMappedResult();
 
 var_dump($result->getSpeedScore()); // 100 
diff --git a/composer.json b/composer.json
index 1696670..d8aeaa1 100644
--- a/composer.json
+++ b/composer.json
@@ -1,6 +1,7 @@
 {
     "name": "dsentker/phpinsights",
     "description": "A php wrapper for Googles page speed insights",
+    "version": "0.2.2",
     "require": {
         "php": "^5.4 || ^7.0",
         "netresearch/jsonmapper": "^1.1",
diff --git a/src/InsightsCaller.php b/src/InsightsCaller.php
index 9e31b29..b781734 100644
--- a/src/InsightsCaller.php
+++ b/src/InsightsCaller.php
@@ -100,6 +100,7 @@ public function setCaptureScreenshot($captureScreenshot)
     protected function createApiEndpointUrl($url, $strategy = 'mobile')
     {
         $screenshot = ($this->isCaptureScreenshot()) ? 'true' : 'false';
+
         return sprintf(self::GI_API_ENDPOINT, $url, $strategy, $this->apiKey, $this->locale, $screenshot);
     }
 
diff --git a/src/InsightsResponse.php b/src/InsightsResponse.php
index ef83f55..c0c2b16 100644
--- a/src/InsightsResponse.php
+++ b/src/InsightsResponse.php
@@ -32,7 +32,8 @@ private function __construct($jsonResponse)
      *
      * @throws InvalidJsonException
      */
-    public static function validateResponse($json) {
+    public static function validateResponse($json)
+    {
 
         $result = json_decode($json);
 
diff --git a/src/Result/InsightsException.php b/src/Result/InsightsException.php
index 5dedeb2..9f20de3 100644
--- a/src/Result/InsightsException.php
+++ b/src/Result/InsightsException.php
@@ -1,5 +1,4 @@
 <?php
-
 namespace PhpInsights\Result;
 
 class InsightsException extends \Exception
diff --git a/src/Result/InsightsResult.php b/src/Result/InsightsResult.php
index 2e7a0c4..d227a27 100644
--- a/src/Result/InsightsResult.php
+++ b/src/Result/InsightsResult.php
@@ -7,6 +7,7 @@
 
 class InsightsResult
 {
+
     /** @var string */
     private $kind;
 
@@ -149,7 +150,7 @@ public function getUsabilityScore()
     {
         $ruleGroups = $this->getRuleGroups();
 
-        if(!array_key_exists(RuleGroup::GROUP_USABILITY, $ruleGroups)) {
+        if (!array_key_exists(RuleGroup::GROUP_USABILITY, $ruleGroups)) {
             throw new UsabilityScoreNotAvailableException('Usability score is only available with mobile strategy API call.');
         }
 
@@ -162,6 +163,7 @@ public function getUsabilityScore()
     public function getSpeedScore()
     {
         $ruleGroups = $this->getRuleGroups();
+
         return $ruleGroups[RuleGroup::GROUP_SPEED]->getScore();
 
     }
@@ -182,8 +184,8 @@ public function hasScreenshot()
     public function getScreenshot()
     {
 
-        if(!$this->hasScreenshot()) {
-           ScreenshotNotAvailableException::raise();
+        if (!$this->hasScreenshot()) {
+            ScreenshotNotAvailableException::raise();
         }
 
         return $this->screenshot;
diff --git a/src/Result/InsightsResultException.php b/src/Result/InsightsResultException.php
index 88b382c..d045d92 100644
--- a/src/Result/InsightsResultException.php
+++ b/src/Result/InsightsResultException.php
@@ -1,7 +1,6 @@
 <?php
 namespace PhpInsights\Result;
 
-
 class InsightsResultException extends \Exception
 {
 
diff --git a/src/Result/Map/FormattedResults.php b/src/Result/Map/FormattedResults.php
index d7130e0..753754d 100644
--- a/src/Result/Map/FormattedResults.php
+++ b/src/Result/Map/FormattedResults.php
@@ -52,8 +52,8 @@ public function setRuleResults($ruleResults)
     public function getRuleResultsByGroup($group)
     {
         $results = [];
-        foreach($this->getRuleResults() as $rule => $ruleResult) {
-            if(in_array($group, $ruleResult->getGroups())) {
+        foreach ($this->getRuleResults() as $rule => $ruleResult) {
+            if (in_array($group, $ruleResult->getGroups())) {
                 $results[$rule] = $ruleResult;
             }
         }
diff --git a/src/Result/Map/Screenshot.php b/src/Result/Map/Screenshot.php
index 4806d91..ecc13d0 100644
--- a/src/Result/Map/Screenshot.php
+++ b/src/Result/Map/Screenshot.php
@@ -1,7 +1,6 @@
 <?php
 namespace PhpInsights\Result\Map;
 
-
 class Screenshot
 {
 
diff --git a/src/Result/ScreenshotNotAvailableException.php b/src/Result/ScreenshotNotAvailableException.php
index a58a0b8..6cee54c 100644
--- a/src/Result/ScreenshotNotAvailableException.php
+++ b/src/Result/ScreenshotNotAvailableException.php
@@ -1,7 +1,6 @@
 <?php
 namespace PhpInsights\Result;
 
-
 class ScreenshotNotAvailableException extends InsightsResultException
 {
 
diff --git a/src/Result/UsabilityScoreNotAvailableException.php b/src/Result/UsabilityScoreNotAvailableException.php
index a609b78..af6e50b 100644
--- a/src/Result/UsabilityScoreNotAvailableException.php
+++ b/src/Result/UsabilityScoreNotAvailableException.php
@@ -1,7 +1,6 @@
 <?php
 namespace PhpInsights\Result;
 
-
 class UsabilityScoreNotAvailableException extends InsightsResultException
 {