Trailing whitespaces

Signed-off-by: Gabriel Caruso <carusogabriel34@gmail.com>

Author: carusogabriel

README.md

@@ -16,7 +16,7 @@ The Facebook PHP SDK can be installed with [Composer](https://getcomposer.org/).
 composer require facebook/graph-sdk
 ```
 
-Please be aware, that there are issues when using the Facebook SDK together with [Guzzle](https://github.com/guzzle/guzzle) 6.x. php-graph-sdk v5.x only works with Guzzle 5.x out of the box. However, [there is a workaround to make it work with Guzzle 6.x](https://www.sammyk.me/how-to-inject-your-own-http-client-in-the-facebook-php-sdk-v5#writing-a-guzzle-6-http-client-implementation-from-scratch). 
+Please be aware, that there are issues when using the Facebook SDK together with [Guzzle](https://github.com/guzzle/guzzle) 6.x. php-graph-sdk v5.x only works with Guzzle 5.x out of the box. However, [there is a workaround to make it work with Guzzle 6.x](https://www.sammyk.me/how-to-inject-your-own-http-client-in-the-facebook-php-sdk-v5#writing-a-guzzle-6-http-client-implementation-from-scratch).
 
 ## Upgrading to v5.x
 

docs/reference/FacebookRequest.md

@@ -9,7 +9,7 @@ You can instantiate a new `FacebookRequest` entity directly by sending the argum
 ```php
 use Facebook\FacebookRequest;
 
-$request = new FacebookRequest(  
+$request = new FacebookRequest(
   Facebook\FacebookApp $app,
   string $accessToken,
   string $method,

docs/reference/FacebookResponseException.md

@@ -33,23 +33,23 @@ These exceptions are derived from the [error responses from the Graph API](https
 `FacebookResponseException` extends from the base `\Exception` class, so `getCode()` and `getMessage()` are available by default.
 
 ### getHttpStatusCode
-`getHttpStatusCode()`  
+`getHttpStatusCode()`
 Returns the HTTP status code returned with this exception.
 
 ### getSubErrorCode
-`getSubErrorCode()`  
+`getSubErrorCode()`
 Returns the numeric sub-error code returned from the Graph API.
 
 ### getErrorType
-`getErrorType()`  
+`getErrorType()`
 Returns the type of error as a string.
 
 ### getResponseData
 `getResponseData()`
 Returns the decoded response body used to create the exception as an array.
 
 ### getRawResponse
-`getRawResponse()`  
+`getRawResponse()`
 Returns the raw response body used to create the exception as a string.
 
 ### getResponse

docs/reference/GraphNode.md

@@ -65,7 +65,7 @@ $total = count($graphNode);
 
 
 ### asArray
-`asArray()`  
+`asArray()`
 Returns the raw representation (associative arrays, nested) of the node's underlying data.