include country and coastlines in garmin
Created by: hixi
- Use the official garmin coastlines and country-boundaries for the garmin export.
- don't forget to reference the correct License(s)
See http://www.mkgmap.org.uk/doc/options coastlinefile and precomp-sea options and http://www.mkgmap.org.uk/download/splitter.html.
Tracking of geometalab/osmaxx-conversion-service#87 since this issue isn't handled there anymore.