Bptk-py

* BPTK: Improve handling of floating point numbers when using small DTs
* ScenarioManagerSD: Fixed an issue that caused models with biflows to be cloned incorrectly

* BPTK: Fix that caused a crash when using multiple scenario files for hybrid models

* BPTK: Fix bug in reset_scenarios for Hybrid Scenario Managers

* BPTK: Update dependencies of Pandas / Matplotlib / Sympy / Parsimonious / Pyyaml / Xlsxwriter / Jinja2 / Requests / Jsonpickle / Flask
* Successfully tested with Python 3.11

* BPTK: Fix imports of SimpleDashboard class
* BPTK: Update dependency of Scipy, Numpy and Pyyaml

* BPTK: reset_cache now also resets the data collector in agent based models
* BPTK: reset_cache calls the reset_cache method on all agents
* BPTK: agents now have a reset_cache method that can be used to reset agent state
* BPTK: Updated dependency on ipywidgets to 8.0.4