release.sh in metatron-0.1.1

- old
+ new

@@ -1,7 +1,7 @@
 #!/bin/sh
 
-gem install bundler -v '~> 2.3'
-bundle install
+gem install bundler
+bundle install --jobs=4
 rm -rf pkg/*.gem
 bundle exec rake build
 bundle exec gem push pkg/*.gem