v1.4.2

✨ New Features

• f7a0224 - added java std template (commit by @sleipnir)

🐛 Bug Fixes

• bcb73ec - add groupId and artifactId variables (commit by @sleipnir)
• 9579b93 - correct variable references (commit by @sleipnir)
• b29eedb - set app_name (commit by @sleipnir)
• e97c6ed - typo in spawn_app_spawn_system template variable (commit by @sleipnir)
• 6947213 - some java imports (commit by @sleipnir)
• b377148 - remove some protoc warnings (commit by @sleipnir)
• 8e8172d - rename proto class (commit by @sleipnir)
• aa8dd3b - add import of Map (commit by @sleipnir)
• 3605944 - use correct protoc version (commit by @sleipnir)

♻️ Refactors

• 278af03 - extract interface (commit by @sleipnir)