Google has updated its Software Development Kit for iOS to version 1.6, bringing 64-bit support so that developers who are creating apps aimed at the A7 chip used in the latest iPads and iPhones can incorporate Google’s Map service into the app if they wish. The update also includes enhanced marker opacity, and min/max zoom settings, some changes to CGFloat as appropriate, added opacity on GMSTileLayer and GMSMarker, and other improvements – along with fixing a handful of bugs….