add vertex.activate() to notice update and change DirectionFlag to 2 bits
diff --git a/genomix/genomix-pregelix/src/test/resources/only_pathmerge.txt b/genomix/genomix-pregelix/src/test/resources/only_pathmerge.txt
index 3d007d2..5a15ca0 100644
--- a/genomix/genomix-pregelix/src/test/resources/only_pathmerge.txt
+++ b/genomix/genomix-pregelix/src/test/resources/only_pathmerge.txt
@@ -1 +1 @@
-P4ForMergeGraph.xml
+LogAlgorithmForMergeGraph.xml