Credit authors of Soundclound and InfoQ extractors

diff --git a/youtube-dl b/youtube-dl
index d271e1a..67f8a38 100755 (executable)
--- a/youtube-dl
+++ b/youtube-dl
@@ -12,6 +12,8 @@ __author__  = (
        'Rogério Brito',
        'Philipp Hagemeister',
        'Sören Schulze',
+       'Kevin Ngo',
+       'Ori Avtalion',
        )
 
 __license__ = 'Public Domain'