Use Shields.io style badge for Circle CI (#75)
Use Shields.io style badge for Circle CI (#75)

Bit less visually noisy, and clearer.

Signed-off-by: Olivier Lacan <c22b5f9178342609428d6f51b2c5af4c0bde6a42@olivierlacan.com>
grafana/loki,grafana/loki,grafana/loki,grafana/loki,grafana/loki,grafana/loki