[subtitles] Skips now the subtitles that has already been downloaded.
authorIsmael Mejia <iemejia@gmail.com>
Thu, 8 Aug 2013 16:30:04 +0000 (18:30 +0200)
committerIsmael Mejia <iemejia@gmail.com>
Thu, 8 Aug 2013 16:30:04 +0000 (18:30 +0200)
Just a validation for file exists, I also removed a method that wasn't
been used because it was a copy paste from FileDownloader.


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