Android/Main.cpp: fix Startup log message to say Top Hat version
InfoBoxes/Content/Factory.cpp: deprecate Task Speed Achieved Pirker

This is giving results that make no sense.  I've renamed
Task Speed Avg to Task Speed Achieved because that is what it is.
TaskCalculatorPanel.cpp: fix Task Est Total Time

Was showing Est Time Remaining instead of Total Est Time
IGCWriter.cpp: change app name to "XCSoar/Top Hat" in IGC file.
Version Bump 0.1.6