-reads the specified flight log and produces several different kinds of
-output.
-.IP Summary
-By default, summary information is shown on stdout. With the --summary
-option, it can be redirected to a file.
-.IP Detail
-When requested with the --detail option, a filtered version of the
-flight position, speed and acceleration are written to the specified
-file.
-.IP Raw
-The --raw option writes the unfiltered, but converted acceleration
-and height data to the specified file.
-.IP Plot
-The --plot option writes plots of height, speed and acceleration to
-the specified file in .svg format
-.IP GPS
-The --gps option writes the recorded GPS data to the specified file in
-three columns.
-.IP KML
-The --kml option writes the recorded GPS data to the specified file in
-Keyhole Markup Language format, which can be displayed in Googleearth.