* BasePersistence
* basic construct
* Keep working
* Continue work
Add tests for Basepersistence
* Finish up BasePersistence and implementation
* PickelPersistence and start tests
* Finishing up
* Oops, left in some typings
* Compatibilty issues regarding py2 solved
For Py2 compatibility
* increasing coverage
* Small changes due to CR
* All persistence tests in one file
* add DictPersistence
* Last changes per CR
* forgot change
* changes per CR
* call update_* only with relevant data
As discussed with @jsmnbom
* Add conversationbot Example
* should not have committed API-key
