[mkgmap-dev] Commit r4892: minor code improvement: readBitStream only needs the shift value from subdiv, so don't pass more than needed

Version mkgmap-r4892 was committed by gerd on Thu, 03 Feb 2022 minor code improvement: readBitStream only needs the shift value from subdiv, so don't pass more than needed http://www.mkgmap.org.uk/websvn/revision.php?repname=mkgmap&rev=4892