.gitignore in chest-1.0.0 vs .gitignore in chest-2.0.0

@@ -1,10 +1,6 @@
 /.bundle/
 /vendor/bundle/
-/.yardoc
 /Gemfile.lock
-/_yardoc/
-/coverage/
-/doc/
 /pkg/
 /spec/reports/
 /tmp/