RAD-100 Upgrade core dependency to 1.11.4
* upgrade openmrs-core dependency to 1.11.4
* add dependency to hapi-structures-v231 for HL7 v2.3.1 messages
* remove hamcrest dependency since it is now in openmrs-core
* remove ProviderEditor since it is now in openmrs-core
* fix RadiologyServiceComponentTestDataset.xml
- create person before patient
- remove non radorder
- add radorder encounters
* fix hl7 PIDTest
* change ObsEditorComponentTest to BaseModuleContextSensitiveTest
to fix failure to connect to DB