Simplify mapping file parsing

git-svn-id: http://svn.osgeo.org/postgis/trunk@12827 b70326c6-7e19-0410-871a-916f4a2858ee
Fix some UTF8 encoding of Nicklas name...

git-svn-id: http://svn.osgeo.org/postgis/trunk@12828 b70326c6-7e19-0410-871a-916f4a2858ee