mtk-gml: Fix typo when getting height to a mast.
mtk-gml: Ignore more layers, comment on the ignored feature classes.
mtk-gml: Tag railways better.
mtk-gml: Comment: 'Selite' points are not imported.
mtk-gml: Add boundary=protected_area tags to Retkeilyalue and Suojametsa.
mtk-gml: Include more feature classes.
mtk-gml: Add FIXME to possibly include Kulkusyvyys points.
mtk-gml: Ignore more layers.
mtk-gml: Replace prints with calls to logging.