cleaning up gitignore

Change-Id: Ie9b0398e4724a3cfea68203b13bc894245ee5b90
Signed-off-by: Pamela Dragosh <pdragosh@research.att.com>
diff --git a/.gitignore b/.gitignore
index 618c05f..6089f3a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,6 +5,7 @@
 .jupiter
 .pydevproject
 target
+bin
 .metadata/
 integrity-audit/sql/generatedCreateIA.ddl
 integrity-audit/sql/generatedDropIA.ddl