2D KML gps export working
kml: gps as linestring works
kml: colored plots based on state working, not using multigeometry anymore (does not allow individual styles for sum-elements)
add tools/mavkml.py to setup.py
mavkml.py: improve help messages
mavkml.py: remove unnecessary comment
fix print syntax
Merge pull request #162 from thomasgubler/kml

kml export