1.7.0

• Minor simplifications and fix typos at README.
• Remove unimplemented queueSize metric #42.
• Implement templated topic #43.

Thanks @jbguerraz for your contribution.

Docker image: telefonica/prometheus-kafka-adapter:1.7.0

https://hub.docker.com/layers/telefonica/prometheus-kafka-adapter/1.7.0/images/sha256-6ac72c8eb8e9eab9e39c89256f4066b651799abdfe8e5cff4955c4d21fd0efa7