[backend] Use catalog.config for loading settings.
Remove run-local.py
[frontend] Load configuration using parse-env
Merge branch 'master' into config-refactoring

Conflicts:
	frontend/lib/sessions.js
Merge branch 'docker-postgres' into config-refactoring
[backend] Use real broker URL for initializing Celery
More docker tweaks
Initialize databases from a single script
Docker image for postgres
Merge branch 'docker-postgres' into config-refactoring
Merge branch 'master' into config-refactoring

Conflicts:
	docker/postgres/run.sh
[backend] Update tests to use configuration
Document configuration.
[backend] Read config as Python. Extend documentation a bit
[backend] Adapt logging to Celery. Later will have to come back to this topic to get a proper task call log
[backend] Move DB store init code into separate python script
Merge pull request #21 from commonsmachinery/config-refactoring

Config refactoring