Cicdstatemgr

* Support multiple handlers of type `notify` and `trigger-pipeline` per https://github.com/bitsofinfo/cicdstatemgr/issues/1
* Add `if` support for `notify` and `trigger-pipeline` blocks

* Fix non-json http responses in `respond` handling
* Support arbitrary variables in `respond` config blocks and jinja2 parse them

* Added support for `choice-generators` within `manual-choice` event handlers. Permits the dynamic generation of new choice sets via a `template` based on a pointer to a dictionary containing data that can be cross referened in an `iterator`.
* Added `*-capture-response-data` support for `manual-choice` POSTs

* address 8 new jinja2 filter `json_dumps(value,indent=None,stripLeadingTrailingQuotes=False)`

* address 6 fix `--tmpl-ctx-var` w/ `=` vals

* address 5 exclude shell datasource from generating jinja2macro shell vars (too large)