Move server-side functions from viewerbase to worklist. Split multi-frame and single-image modalities into separate display sets (OHIF-36)

Packages/worklist/client/lib/switchToTab.js

@@ -20,7 +20,6 @@ switchToTab = function(contentId) {
     } else {
         $('.tab-content .tab-pane#' + contentId).addClass('active');
     }
-    
 
     // Remove any previous Viewers from the DOM
     $('.viewerContainer').remove();