…ltiple breaking generation fixes

Features:

- improved AddOn loading
- demo paper reference in documentation
- more configuration options for ECG generation
- better dependency version specification using ">=" instead of "==.*"

Fixes:

- BO random_walk: removed boundary effects in smoothing
- BO ecg: fixed sampling parameter usage of neurokit2 library
- anomaly extremum: improved context window definition
- anomaly pattern: correctly scale snippet to avoid jumps
- positioning algorithm
- bumped joblib version to prevent CVE-2022-21797