[mkgmap-dev] Commit r4386: Implement undocumented option --x-keep-blanks

Version mkgmap-r4386 was committed by gerd on Sun, 08 Dec 2019 Implement undocumented option --x-keep-blanks If given, labels are used as provided by the style rules. Default is that repeated whitespace characters are replaced by a single blank. See also https://docs.oracle.com/javase/8/docs/api/java/util/regex/Pattern.html http://www.mkgmap.org.uk/websvn/revision.php?repname=mkgmap&rev=4386