Tagged release v3.16.0

6c2606a fix(tests): fix integration tests due to mirror update
6faa97c feat(build): up prozorro-procedure
9991909 fix(helm): change path probes
1505487 feat(helm): rename chart and enabled prometheus metrics
e773775 change helm template
5e7320a feat(helm): change dependency services
450ca43 feat:(helm) change procedure dependency on charts issue: prozorro-sale/prozorro-deployment#83
808ccb4 Bump prozorro-tools to latest version and change logger usage
f51d95a docs: add quickstart to docs; update readme file with reference to other clients