This is a list of controls that can be placed into an IAM policy document. All content comes from AWS documentation.
Something wrong? Try looking here.
Table of Contents generated with DocToc
TL;DR
Install Postgres 9.5, and then:
sudo pg_dropcluster 9.5 main --stop
sudo pg_upgradecluster 9.3 main
sudo pg_dropcluster 9.3 main