[mkgmap-dev] Commit r4385: Fix problem with --drive-on:

Version mkgmap-r4385 was committed by gerd on Sun, 08 Dec 2019 Fix problem with --drive-on: If tag mkgmap:country is set to a value that doesn't appear in LocatorConfig.xml count the road as "unknown" driving side instead of assuming that it is a "right-hand" driving side. http://www.mkgmap.org.uk/websvn/revision.php?repname=mkgmap&rev=4385