correct some erroneous statements

git-svn-id: http://svn.osgeo.org/postgis/branches/2.1@12513 b70326c6-7e19-0410-871a-916f4a2858ee
add in server environment

git-svn-id: http://svn.osgeo.org/postgis/branches/2.1@12514 b70326c6-7e19-0410-871a-916f4a2858ee