Default number of objects in guessing game is 5.
Remove positive prior from default printing.
Bug fixed: conjunction prior was not being passed in.
Refactor guessing game assessment.
Introduce notion of reading of an object, so different agents may read
objects differently.
Revert "Introduce notion of reading of an object, so different agents may read objects differently."

This reverts commit 371573042911c6d5bb2e0d4235cef0ae7c44d1a0.
AgentInteractor not used in category game.
Refactor for readability.
Move tests for update requirements to TestCategoryGameAssertion.
Delete ConceptUpdater. Move logic into InterpretationImpl.
Reduce visibility of concept-matching method.
Introduce LabelAppropriateness and use in ArgmaxProbabilityCalculator.
Refactor tests for readability.
Add equals() and hashCode() to LabelAppropriateness.
In ProbabilityCalculator, change methods for positive and negative
probability calculations to take LabelAppropriatenesses instead of
Concepts and PerceptualObjects.
Change ProbabilityCalculator method calculating multilabel probability
to take LabelAppropriatenesses.
Change ProbabilityCalculator method calculating single label probability
to take LabelExpressions.