Prepare for 2.0.5 release


git-svn-id: http://svn.osgeo.org/postgis/branches/2.0@12393 b70326c6-7e19-0410-871a-916f4a2858ee
Push forward branch version numbers


git-svn-id: http://svn.osgeo.org/postgis/branches/2.0@12396 b70326c6-7e19-0410-871a-916f4a2858ee