We have the good news. iOS 7.1 is jailbreak safe, completely safe to update to iOS 7.1 as it will not hinder your chances to jailbreak for new iOS 7.1, should we ever get a jailbreak.
The news, which was first broken by hacker iH8sn0w, has been confirmed shortly after by MuscleNerd, although his tweet was a little more obscure and still contained the advice to stay away from it.
If you have developer account you can safely update to iOS 7.1. --> (iOS 7.1 Download Links)
Now if only there was a jailbreak for iOS 7.1. If you don't have dev. account - wait official iOS 7.1 release date.