.gitignore in vagrant-pe_build-0.8.8 vs .gitignore in vagrant-pe_build-0.9.0

@@ -1,5 +1,13 @@
+.bundle
+.ruby-version
+.yardoc
 /doc
+/acceptance/artifacts
+Gemfile.lock
+Gemfile.local
+*.gem
+vagrant-spec.config.rb