Added seed_environment config context generation.
Added mostly-working node and seed_node context generation
Working seed_node config context
Apply resource templates via deep merge
And let's actually parse out the template strings in resource configuration.
Do getting-started stuff before working on more abstractions.
Hooray for parsing out all of the node configuration.
Added missing jinja2 and flake8 requirements
Flake8 all the things!
Un-break the CLI, test it, and introduce the ScalingBackend
merge