Removed pidfile, because it is not read from application.conf.
Also not read from application conf:
- http.port
- http.address
- http.netty.maxInitialLineLength
- http.netty.maxHeaderSize
- http.netty.maxChunkSize
- https.keyStore
- https.keyStoreType
- https.keyStorePassword
- https.keyStoreAlgorithm
- https.trustStore
- pidfile.path