Changes of version 2.31

Release 2.31 from 18. February '22

displays a magnifier lense on the map for search results of the find places dialog
uses SVG graphics for markers on the map
accepts coordinates with comma and italic apostrophe
supports kurviger and mapsforge GraphHopper graphs for corresponding maps
prefers local graph directories and .pbf files over downloads of remote files for GraphHopper routing
asks the user before downloads initiated for GraphHopper
ensures that all BRouter segments have to be from the same (latest) date to avoid routing problems
shows the map border even if route is within the map boundaries when visiting maps for downloads
logs request failures to broken tile servers
logs PointNotFound routing errors for GraphHopper
prepares as a PortableApp for a beta test
blocks the usage with Java 15 or later due to changes that break compatibility with Java 8
fixes bug where TripExtensions where ignored if they're not the first extension
fixes boolean logic errors to solve GPX loading issue
fixes a bug where speed was assumed as Km/h instead of m/s in Garmin Fit (.fit) format
fixes deadlocks in rendering tracks, routes and waypoints to the map
fixes bug when download queue was not saved after stopping or removing downloads
fixes a bug where a NullPointerException when deleting routes
fixes a bug when selecting positions for completion which have no coordinates and thus no distance
fixes javax.net.ssl.SSLHandshakeException on MacOS