Bump OptaPy to 9.37.0.Final and update dependency versions

Also fixes various fomatting issues

Upgrade to 8.31.1.Final

Also upgrade dependencies to latest versions

Bump optapy version to 8.30.0b0

Forgot to update development status
tag from alpha to beta in previous release,
so doing it here.

Bump version to 8.28.0b0 using OptaPlanner 8.28.0.Final

Upgrade OptaPlanner to 8.23.0.Final

Update docs to use Pythonic API

Reduce OptaPy Documentation link name to fit limits

Upgrade to 8.19.0.Final

List available subpackages in optapy.config, validate collection deco…

…rators

Now that Lists are being used instead of Arrays so the Java Collections
will match the Python list after a problem fact change, an illegal
object will be put on the stack if any Python class is return by
the list get. To avoid this, we validate the type passed to
@planning_entity_collection and @problem_fact_collection to
ensure it is a planning entity or problem fact.

Use __all__ in optapy.config so IDE can list all packages.

Add test for user error when class has missing methods for @increment…

…al_score_calculator