.gitignore in ballast-2.2.3 vs .gitignore in ballast-2.2.4

@@ -1,9 +1,8 @@
 Gemfile.lock
+tester.rb
 coverage/
 pkg/
+tmp/
 .idea/
 .yardoc/
-.bundle/
-/metrics
-/.metrics
-/tmp
+.bundle