Imports
- golang.org/x/net/context
- github.com/prometheus/alertmanager/config
- github.com/prometheus/alertmanager/provider
- github.com/prometheus/prometheus/pkg/labels
- github.com/prometheus/common/model
- github.com/prometheus/alertmanager/types
- github.com/prometheus/common/log
- github.com/prometheus/alertmanager/notify