Ignoring .DS_Store for macOS (#788)

bakerwho · norvig · commit 18f39373ff47 · 2018-03-01T19:44:55.000-08:00
diff --git a/.gitignore b/.gitignore
@@ -71,3 +71,7 @@ target/
 # dotenv
 .env
 .idea
+
+# for macOS
+.DS_Store
+._.DS_Store
