Other than the boot loop fix, Evasi0n7 1.0.3 also has the ability to jailbreak iOS 7.1 beta 3 for the developers along with a new Cydia bundle.
Those users who have already jailbroken their devices successfully, do not have to do anything. The updated version is intended for the Retina iPad Mini users who are were facing the boot loop issue. Other than that, the developers who are using the latest iOS 7 beta 3 can also use Evasi0n7 v1.0.3 to jailbreak their devices.
Not all iPad Mini users have faced this problem but still we have seen people who have been complaining about it. Apparently the Retina display iPad Mini with the cellular models are experiencing this issue. Try the updated version and let us know if you problem has been fixed.
Download Evasi0n7 v1.0.3 For Mac and Windows
In case you need a how to guide to jailbreak, check out the following link: