Release 2.0.3


git-svn-id: http://svn.osgeo.org/postgis/branches/2.0@11125 b70326c6-7e19-0410-871a-916f4a2858ee
Fix version to 2.0.3


git-svn-id: http://svn.osgeo.org/postgis/branches/2.0@11126 b70326c6-7e19-0410-871a-916f4a2858ee
Add version checking step


git-svn-id: http://svn.osgeo.org/postgis/branches/2.0@11127 b70326c6-7e19-0410-871a-916f4a2858ee