correct indention, no functional change

git-svn-id: http://svn.mkgmap.org.uk/mkgmap/trunk@3112 25d90789-57f7-4ee0-8453-03a3dfeeeb22
improve documentation of link-pois-to-ways option

git-svn-id: http://svn.mkgmap.org.uk/mkgmap/trunk@3113 25d90789-57f7-4ee0-8453-03a3dfeeeb22