switch back to rout but attempt a -I include

git-svn-id: http://svn.osgeo.org/postgis/trunk@11354 b70326c6-7e19-0410-871a-916f4a2858ee
bah dbtoepub doesn't understand includes

git-svn-id: http://svn.osgeo.org/postgis/trunk@11355 b70326c6-7e19-0410-871a-916f4a2858ee