Adding the ability to generate a configuration file

[msmakouz]

Using the plugin option (shortcut p) you can generate an example of configuration file with the only plugins you need.

For example, with http plugin only:

./vendoor/bin/get-binary -p http

http and jobs:

./vendoor/bin/get-binary -p http -p jobs

Available plugins:

• amqp,
• beanstalk,
• boltdb,
• broadcast,
• endure,
• fileserver,
• grpc,
• http,
• jobs,
• kv,
• logs,
• metrics,
• nats,
• redis,
• reload,
• rpc,
• server,
• service,
• sqs,
• status,
• tcp,
• temporal,
• websockets.