LT-275: Migrating ohif:lesiontracker to the new import structure

LesionTracker/client/routes.js

@@ -46,7 +46,7 @@ Router.route('/viewer/timepoints/:_id', {
         var timepointId = this.params._id;
 
         this.render('app', routerOptions);
-        openNewTabWithTimepoint(timepointId);
+        OHIF.lesiontracker.openNewTabWithTimepoint(timepointId);
     }
 });