REPORT-534 - speed up PatientIdentifierDataEvaluator
REPORT-535: VitalStatusDataEvaluator throws exception when Person.causeOfDeath is non-null
Merge pull request #41 from jlkeiper/REPORT-534

REPORT-534 - speed up PatientIdentifierDataEvaluator
Added unit test case for REPORT-535
added a new patient data definition and a corresponding evaluator. ( ScriptedCompositionPatientDataDefinition and ScriptedCompositionPatientDataDefinitionEvaluator)
added a controller and a mapping handler for ScriptedCompositionPatientDataDefinition and a widget handler for PatientDataDefintion
added one groovy based test case for ScriptedCompositionPatientDataDefinitionEvaluator
added a page to edit/create a scripted patient data definition
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