Rasa-sdk

Bugfixes
========

- [\110](https://github.com/rasahq/rasa/issues/110): Exit program (`python -m rasa_sdk --actions actions` or
`rasa run actions --actions actions`) if a requested module under the
`--actions` command-line option cannot be found.

Bugfixes
========

- [\153](https://github.com/rasahq/rasa/issues/153): Make it possible to use the `requests` library inside the default Rasa SDK container.

Improvements
============

-

[\130](https://github.com/rasahq/rasa/issues/130): Copied over instance methods `last_executed_action_has()`, `get_last_event_for()` and

: `applied_events` from the Rasa `DialogueStateTracker` class to the SDK `Tracker` class.

- [\145](https://github.com/rasahq/rasa/issues/145): Add `poetry` for dependency management and reduce the size of Docker image.

Miscellaneous internal changes
==============================

- \148, \149