.gitignore in brillo-1.3.1 vs .gitignore in brillo-2.0.0.rc1

@@ -1,7 +1,8 @@
 /.bundle/
 /.yardoc
 /Gemfile.lock
+gemfiles/*.gemfile.lock
 /_yardoc/
 /coverage/
 /doc/
 /pkg/
 /spec/reports/