1. All common tools are hosted and managed in
the tools directory (used for both local development
and continuous integration)
2. Each tool comprises a directory, akin to a bundle,
that encapsulates declarative command-line options,
configuration files and a run script
3. A single bootstrap script configures a
development environment
4. A lightweight runtime provides a common set of
convenience functions and variables to all scripts
References #672
Bruce Lacey