.gitignore in sensu-plugins-trello-0.2.2 vs .gitignore in sensu-plugins-trello-0.2.3

@@ -1,10 +1,10 @@
 /.bundle/
 /.yardoc
-/Gemfile.lock
 /_yardoc/
 /coverage/
 /doc/
 /pkg/
 /spec/reports/
 /tmp/
 /vendor/
+/*.gem