RAD-295 Filter coded reason on ordering
A global property should enable the admin to configure a list of
concept classes for reason coded from which an ordering clinician
can choose from when creating radiology orders.
* add new global property to RadiologyConstants.java
* add gloabl property to config.xml
* add method to get concept class names from specified uuids in
RadiologyProperties.java
* add tests for new method
* add model attribute for reason concept classes to radiology order
form controller
* add description to reason coded field in
radiologyOrderCreationSegment.jsp
* use spring form tags