adding to gitignore

Change-Id: Idcb1989df7435a9e26c2bdf337a356108b390795
Signed-off-by: Pamela Dragosh <pdragosh@research.att.com>
diff --git a/.gitignore b/.gitignore
index c672b9d..5b8a547 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
+.DS_Store
 target
 .project
 .settings