add option to list all relationship types

diff --git a/base/lib/Text/Tradition/Collation/RelationshipStore.pm b/base/lib/Text/Tradition/Collation/RelationshipStore.pm
index 69efe51..15c61e8 100644 (file)
--- a/base/lib/Text/Tradition/Collation/RelationshipStore.pm
+++ b/base/lib/Text/Tradition/Collation/RelationshipStore.pm
@@ -82,8 +82,9 @@ has 'relationship_types' => (
        handles => {
                has_type => 'exists',
                add_type => 'set',
+               del_type => 'delete',
                type     => 'get',
-               del_type => 'delete'
+               types    => 'values'
                },
        );