KyleBanks/AsyncImageDownloader — pull request #1 by nicoschtein (2013-06-18 17:54:25+00:00)
Title: Added support for downloading generic NSData, not just UIImage.

Added "-(id)initWithFileURL:(NSString *) successBlock:(void (^)(NSData
*data)) failBlock:(void(^)(NSError *error))" that has a success block
with NSData as param.