Following today's research report from KGI Securities analyst Ming-Chi Kuo suggesting that the iPhone 5S could launch in July with a fingerprint sensor, Rene Ritchie at iMore confirms that the iPhone 5S will be unveiled during the summer, but targets an August release date. Apple has previously launched phones in June through October, with the iPhone 4S released in October and the iPhone 5 released in September. According to Ritchie, the upcoming iPhone 5S will be similar to the iPhone 4S, improving the internals of the phone while leaving the outer casing u