Fixing broken references in LesionTracker related to measurement deletions and lesion table row selection + Fixing bug in measurement handlers for unassociated studies.

Packages/ohif-viewerbase/client/components/viewer/viewerMain/viewerMain.js

@@ -32,7 +32,7 @@ Template.viewerMain.onCreated(() => {
 Template.viewerMain.onRendered(() => {
     const instance = Template.instance();
 
-    instance.subscribe('hangingprotocols', () => {
+    HP.ProtocolStore.onReady(() => {
         const { studies, currentTimepointId, measurementApi, timepointIds } = instance.data;
         const parentElement = instance.$('#layoutManagerTarget').get(0);