Imports
- github.com/pkg/errors
- github.com/elastic/go-ucfg/flag
- go.uber.org/zap
- github.com/elastic/go-ucfg/cfgutil
- github.com/elastic/beats/libbeat/logp
- github.com/elastic/go-ucfg/yaml
- go.uber.org/zap/zapcore
- github.com/elastic/go-ucfg
- github.com/elastic/beats/libbeat/common/file