* Added single-target command-line config generator. Mainly using for
testing ATM.
* Slightly tweak the config decode so that components can over-ride the
'with' method which injects parameters.
* Deliberately break the prompt-generic template. Could do better, this
is temporary.
* Add 'prompt-overrides' component, injects new prompts.
* Removed prompt generic reference, not used
* prompt-generic is no longer supported