Fixed an issue where not setting a Size in an EvaluatorRequest was unsupported
Removed all usage of setSize() in the Examples
Removed all usage of Size in the tests
cosmetic fixes to AllocatedEvaluator and AllocatedEvaluatorImpl + some extra error logging
Merge pull request #720 from Microsoft-CISL/weimer_size_to_memory

Replace size with explicit memory in examples and tests