README.md update for docker (#166)
README.md update for docker (#166)

* README.md update for docker

* added pg_dump example to README

* spellcheck

Code4HR/okcandidate-platform,ttavenner/okcandidate-platform,wbprice/okcandidate-platform,ttavenner/okcandidate-platform,Code4HR/okcandidate-platform,wbprice/okcandidate-platform