[mkgmap-dev] Commit r4745: fix possible wrong split with degenarated polygon (splitShapeFix.patch by Ticker Berkin, modified)

Version mkgmap-r4745 was committed by gerd on Wed, 26 May 2021 fix possible wrong split with degenarated polygon (splitShapeFix.patch by Ticker Berkin, modified) http://www.mkgmap.org.uk/websvn/revision.php?repname=mkgmap&rev=4745