Vagrantfile that bootstraps with the stackful-node stack.
App config object.
gitignore ctags files.
Separate Git update from the rest of the Node deploy.
Get rid of unneeded Deploy classes
Deployers detect app type now.
Local forward port 13000 -> 3000
Deploy modules now resolve the app server exec command.

The stackful-node-web launcher resolves that through the deployer
modules.
Node.js app user passed as a cmd-line param to deployer from git hook.

The app launcher reads it from the current process.
Try and detect current user in a way that doesn't crash when not running
in an interactive terminal.
Provisioning replaces stack-installed deployer with our dev version.
Fix mkdir_p by throwing out the Python library call.
Assemble git source URL from deploy-user stack attribute.
Fixed private network address reachability.

Local port forward not needed anymore.
Executables manually fix their PYTHONPATH now.

Python modules moved to lib subfolder.