ILP-515: Changed enum defaults from literals to enum values

@@ -238,7 +238,7 @@
             </comment>
             <elem name="state" type="StateVector" multiplicity="1"/>
             <elem name="covariance" type="CovarianceMatrix" multiplicity="1"/>
-            <elem name="referenceframe" type="ReferenceFrame" multiplicity="1" default="ReferenceFrame::WGS84"/>
+            <elem name="referenceframe" type="ReferenceFrame" multiplicity="1" default="WGS84"/>
         </struct>
 
         <struct name="Point2D" type="Shape" rttkey="HPE.ShapeType.Point2D">
@@ -560,7 +560,7 @@
                 <comment>Azimuth heading of the device in degrees (true North)</comment>
             </elem>
 
-            <elem name="source" type="StateSource" multiplicity="0..1" default="0">
+            <elem name="source" type="StateSource" multiplicity="0..1" default="undefined">
               <comment>Source field defines the source of the state information.  If not specified, value is undefined.  Defining the source of the state information
               assists the calculation processing by characterizing the nature of the position data relative to associated observations.
               </comment>

@@ -63,7 +63,7 @@
             </elem>
 -->
 
-            <elem name="rankEstimate" multiplicity="0..1" type="EstimateRanking" default="3">
+            <elem name="rankEstimate" multiplicity="0..1" type="EstimateRanking" default="calcorder">
                 <comment>
                     Specifies the sort order of the estimates produced by the hybrid calculation.\n
 					If not defined, the default value is to sort estimates based on calculation order (0).