Allow to sort thumbnails by AcquisitionDateTime or any other stack property (sorted by InstanceNumber ascending by default)

- Retrieve AcquisitionDateTime via DICOMWeb (WIP for DIMSE)
- Add a global template helper to sort arrays by an array element property or deep array element propery, and sort type

Packages/viewerbase/lib/createStacks.js

@@ -49,6 +49,9 @@ createStacks = function(study) {
                 // Include the instance number
                 displaySet.instanceNumber = instance.instanceNumber;
 
+                // Include the acquisition datetime
+                displaySet.acquisitionDatetime = instance.acquisitionDatetime;
+
                 displaySets.push(displaySet);
             } else if (isSingleImageModality(instance.modality)) {
                 displaySet = makeDisplaySet(series, [ instance ]);
@@ -59,6 +62,9 @@ createStacks = function(study) {
                 // Include the instance number
                 displaySet.instanceNumber = instance.instanceNumber;
 
+                // Include the acquisition datetime
+                displaySet.acquisitionDatetime = instance.acquisitionDatetime;
+
                 displaySets.push(displaySet);
             } else {
                 stackableInstances.push(instance);