Update dependency and fix pipeline
A few dependencies had become outdated which were causing problems in setting up the project. Also, a Feb'20 change in docker-library/postgres broke the pipeline. It needs a host auth method to be specified now.
A few dependencies had become outdated which were causing problems in setting up the project. Also, a Feb'20 change in docker-library/postgres broke the pipeline. It needs a host auth method to be specified now.