Update scripts and sgbr test suite

Change-Id: I3d584fd559d84eca80da6c5fbe257edab79b1017
diff --git a/.gitignore b/.gitignore
index 8ab84ac..832d443 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,11 +4,11 @@
 benchmark
 docs
 todo.org
+tools
 fixtures.txt
 node_modules
 log
 blib
-script*
 MYMETA*
 Makefile
 pm_to_blib