Make grib change columns to better use space
put sort compare function back as I am informed it's needed for immidiate future
add PositionBearingDistanceMercator functionality for plugins
Merge remote branch 'upstream/master'

Conflicts:
	plugins/grib_pi/src/GribUIDialog.cpp
allow plugin waypoints to specify time, and update the lists in route manager when a new route/track is added
Merge pull request #64 from seandepagnier/master

Add plugin georef functionality, and grib plugin formatting