Adding bash-template

This is a command that does nothing other than provide an example of how
to structure a bash program. It can be copied and updated to provide a
foundation for creating a command-based bash script.
Adding dash to brew install list
Using 'command' consistently in `bash-template`

Correcting instances of 'subcommand' being used in place of 'command'.
Updating dots submodule
Removing resources directory and submodules.

These have been moved to a separate repository in order to make cloning
and managing of this one easier.