1) This upgrade fixed some bugs that occurred after recent Swell Info forecast upgrades.
2) This upgrade includes any new forecast locations on the website that were not included on the iPhone app.
3) Enhanced retina graphics for the iPhone 4s and iPhone 5.
The next release, version 1.5 will also be available soon to perform a couple minor fixes.
A similar upgrade will be performed on the Android app in December and will be available shortly.