Rename path of index and annotation

Change-Id: Ic9a7d9c8e1df7171e25fa158a2042b08f64649b1
diff --git a/Makefile.PL b/Makefile.PL
index 17beeba..88327ba 100644
--- a/Makefile.PL
+++ b/Makefile.PL
@@ -36,7 +36,7 @@
   test => {
     TESTS =>
       't/*.t '.
-	't/index/*.t ' .
+	't/annotation/*.t ' .
 	  't/sgbr/*.t ' .
 	    't/real/*.t'
 	  },