v0.19.0

Summary

Finally Command history is released! 🎉
You can select target to execute from history!

What's Changed

• Rename directory name: src/models -> src/model #196 by @kyu08 in #197
• Add PR template by @kyu08 in #198
• Command history #79 by @kyu08 in #199
• Update README by @kyu08 in #203

Full Changelog: v0.18.0...v0.19.0