Updates for 4.29

Author: andygup

assets/esri/themes/base/widgets/_PanoramicViewer.scss

@@ -0,0 +1,10 @@
+@mixin panoramicViewer() {
+  .esri-panoramic-viewer {
+    width: 100%;
+    height: 100%;
+  }
+}
+
+@if $include_PanoramicViewer == true {
+  @include panoramicViewer();
+}