[mkgmap-dev] Commit: r3498: modfiy evaluation of maxspeed=* tag

Version mkgmap-r3498 was committed by gerd on Wed, 18 Mar 2015 modfiy evaluation of maxspeed=* tag - set mkgmap:road-speed-max instead of mkgmap:road-speed-class - evaluate also some tags like maxspeed=RU:urban based on rules documented in the wiki - use slightly different threshold values thanks to Andrzej Popowski and Bernd Weigelt