Minor changes

Author: sagikazarmark

src/Exception.php

@@ -9,5 +9,4 @@
  */
 interface Exception
 {
-
 }

src/Exception/BatchException.php

@@ -4,14 +4,13 @@
 
 use Http\Client\BatchResult;
 use Http\Client\Exception;
-use Psr\Http\Message\RequestInterface;
 
 /**
  * This exception is thrown when a batch of requests led to at least one failure.
  *
  * It holds the response/exception pairs and gives access to a BatchResult with the successful responses.
  *
-*@author Márk Sági-Kazár <mark.sagikazar@gmail.com>
+ * @author Márk Sági-Kazár <mark.sagikazar@gmail.com>
  */
 final class BatchException extends \RuntimeException implements Exception
 {

src/Exception/RequestException.php

@@ -7,8 +7,6 @@
 /**
  * Base exception for when a request failed.
  *
- * This can be because of network problems or the status code of the response.
- *
  * @author Márk Sági-Kazár <mark.sagikazar@gmail.com>
  */
 class RequestException extends TransferException

src/Exception/TransferException.php

@@ -5,7 +5,7 @@
 use Http\Client\Exception;
 
 /**
- * Base exception for all php-http exceptions.
+ * Base exception for transfer related exceptions.
  *
  * @author Márk Sági-Kazár <mark.sagikazar@gmail.com>
  */