Initial work on Nucleus parity merge

Packages/ohif-viewerbase/client/lib/sortingManager.js

@@ -0,0 +1,13 @@
+import { getSortedData } from './getSortedData';
+
+const getDisplaySets = (studyMetadata, seriesNumber, iteratorFunction) => {
+    const iteratorFn = typeof iteratorFunction !== 'function' ? getSortedData : iteratorFunction;
+    
+    return iteratorFn(studyMetadata, seriesNumber);
+};
+
+const sortingManager = {
+    getDisplaySets
+};
+
+export { sortingManager };