Apple has released a second beta of iOS 8.3 to registered developers, continuing its parallel iOS 8.3 beta cycle which started earlier this month alongside the iOS 8.2 betas. This latest beta features a build number of 12F5037c and details few changes in the release notes from the prior beta. According to a report last week, Apple plans to begin releasing public betas with iOS 8.3 sometime in March; this second developer beta is likely the last for…