[WIP] Moving hanging protocols initialization to OHIF Viewer specific code.

Packages/ohif-study-list/package.js

@@ -65,4 +65,5 @@ Package.onUse(function(api) {
     // Export the Collections
     api.export('StudyListStudies', 'client');
     api.export('StudyListSelectedStudies', 'client');
+    api.export('OHIFStudyMetadataSource', 'client');
 });