some CRLF fixes

Author: ricardofiorani

src/Detector/VideoDetector.php

@@ -103,3 +103,4 @@ public function parse($url)
     }
 
 }
+

src/Exception/DuplicatedServiceNameException.php

@@ -14,4 +14,4 @@
 class DuplicatedServiceNameException extends Exception
 {
 
-}
+}

src/Exception/InvalidThumbnailSizeException.php

@@ -14,4 +14,4 @@
 class InvalidThumbnailSizeException extends Exception
 {
 
-}
+}

src/Exception/ServiceNotAvailableException.php

@@ -14,4 +14,4 @@
 class ServiceNotAvailableException extends Exception
 {
 
-}
+}