v0.6.5

• This is a complete rewrite of the tool in Crystal:
  • the tool is even faster than before
  • Crystal allows distribution of proper binaries
  • it is no longer necessary to either set up a Ruby environment of using Docker, like with the previous versions
  • the Ruby version will no longer be maintained.

Upgrading

• The --config-file argument is now called --config
• The create-cluster command is now called create
• The delete-cluster command is now called delete
• The upgrade-cluster command is now called upgrade
• The masters config key has been renamed to masters_pool
• The root level location config key has been moved to the masters_pool section

See the README for more details.