Update to import plugin to fix DOI import issue. #439

perl_lib/EPrints/Plugin/Import/DOI.pm

@@ -95,7 +95,7 @@ sub input_text_fh
 			id => $doi,
 		);
 
-		my $url = URI->new( "http://www.crossref.org/openurl" );
+		my $url = URI->new( "http://doi.crossref.org/openurl" );
 		$url->query_form( %params );
 
 		my $dom_doc;