* Changed the JSONNET for prompt-template so that prompt templates are
simpler. This tidies default-prompts.jsonnet so it's easier to see
where the prompts are.
* Updated prompt override templates to match new structure
* - Restructured the extract directories
- Added an extractor for 'rows' == a row of a table
- Added a row extractor prompt to prompter.
* Add row support to template prompter
* Row extraction working
* Bump version
* Emit extracted info
* Object embeddings store
* Invocation script
* Add script to package, remove cruft output
* Write rows to Cassandra
* Remove output cruft
* Added prompt-template, allows definiton, relationships and kg query
to be specified in config / command-line.
* Bump version & add prompt-templates to YAMLs
* Apply to graph rag flow
* Break out different templates
