Provides an option in the CLAModel for disabling the classifier for non-prediction models. Simple test on the hotgym anomaly example shows ~20% reduction in memory usage.
Handle backwards compatibility and case where clEnable is True but clParams is None.
Fixes bug in model for getting classifier in the case where it doesn't exist.
Merge pull request #942 from scottpurdy/optional-classifier

Provides an option in the CLAModel for disabling the classifier for non-...