Imports
- github.com/AISphere/ffdl-commons/config
- github.com/AISphere/ffdl-commons/logger
- github.com/sirupsen/logrus
- github.com/spf13/viper
- golang.org/x/net/context
- google.golang.org/grpc
- google.golang.org/grpc/credentials
- google.golang.org/grpc/health
- google.golang.org/grpc/health/grpc_health_v1
- gopkg.in/olivere/elastic.v5