Line 721: testEvent should be expanded from Boolean to allow for indication of other types of Events: Advanced (Normal), Immediate, Audit/Test.

Make testEvent a string rather than a boolean. A particular installation would have to look at the strings for meaning, but the boolean treatment could be implemented as "null string" or "not present". Cardinality [0..1] . This should not only be in EiStatus but in EiEvent as well.