Running calculator added to RunningManager v1.6

Added a calculator for conversion between km/h, min/km, min/mile and for common race distances.

Go to the download page and follow instructions to download RunningManager v1.6.

RunningManager is a free software that lets you create training programs for running based on the 80/20 principle in which you do 80% of your training at a low intensity and only 20% in moderate to high intensity.