* Switch to 'slim' image, add Travis CI integration * Remove trailing quote, simplify CI flow * Add missing phony targets, suppress F401/F403 'pyflakes' errors on missing file * Replace 'psycopg2' with 'psycopg2-binary', bump version to '2.8.4' * Install 'make' in docker, add build and termination option in readme * Revert 'psycopg2-binary' to 'psycopg2' * Remove extra empty line * Install missing 'gcc', 'libc-dev' and 'libpq-dev'