Updating design of OHIF Viewer using (OHIF-49)

OHIFViewer/client/components/flexboxLayout/flexboxLayout.js

@@ -0,0 +1,19 @@
+Template.flexboxLayout.events({
+    'transitionend .sidebarMenu'(event, instance) {
+        handleResize();
+    },
+    'transitionend .sidebar-option'(event, instance) {
+        // Prevent this event from bubbling
+        event.stopPropagation();
+    }
+});
+
+Template.flexboxLayout.helpers({
+    leftSidebarOpen() {
+        return Template.instance().data.state.get('leftSidebar');
+    },
+
+    rightSidebarOpen() {
+        return Template.instance().data.state.get('rightSidebar');
+    }
+});