v0.13.0

• add loki client support - beta
• add influxdb support - beta
• support new timestamp directive for text format
• new dashboard for grafana with prometheus and loki
• rest api: dump full list of clients ip and domains #21
• more open metrics - QPS added
• web api: reset top list and counters properly implemented
• web api: swagger updated
• metrics: extend statistics by domain level #6
• new metrics to count total bytes sent and received
• rename hyphen in qtypes to another name #20
• metrics/api: return suspicious client ip list #19
• new metrics to count malformed packet #18
• version information as prometheus metric added #17
• version information added in output during start new process #17
• dockerfile - fix bad default config path
• add version in docker file #17
• fix #16 to avoid crash