mono/MonoGame — pull request #2143 by xv8m4g3r (2013-11-30 10:15:30+00:00)
Title: Fixed GameTime.IsRunningSlowly

Change IsRunningSlowly so that it is actually useful.
In FixedTimeStep, now does not report as running slow if we had to sleep (because we are running fast!).

Reference: Issue #2138