Acqualia has released an update to its Soulver apps for iOS adding Retina Display support for the third-generation iPad, iOS 5 improvements, AirPrint support and more. Soulver is a notepad style calculator app designed to allow users to handle both quick and complex calculations in an intuitive and easy to track user interface. Calculations are entered line by line and users can employ words alongside numbers to help make values clearer to read and…