continue consolidating packages, converting various pieces to react

Packages/ohif-viewerbase/client/collections.js

@@ -1,6 +1,7 @@
 import { Meteor } from 'meteor/meteor';
 import { OHIF } from '../namespace';
-import { TypeSafeCollection } from './lib/classes/TypeSafeCollection';
+
+const { TypeSafeCollection } = OHIF.classes;
 
 // Create main Studies collection which will be used across the entire viewer...
 const Studies = new TypeSafeCollection();
@@ -13,6 +14,3 @@ const StudyMetadataList = new TypeSafeCollection();
 
 // Make it publicly available on "OHIF.viewer" namespace...
 OHIF.viewer.StudyMetadataList = StudyMetadataList;
-
-// Subscriptions...
-Meteor.subscribe('studyImportStatus');