Upgrade to 1-6-5-UI and images

public/themes/default/images/rss-disabled.svg

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 8 8">
+  <title>RSS feed icon</title>
+  <style type="text/css">
+    .button {stroke: none; fill: #bbb;}
+    .symbol {stroke: none; fill: white;}
+  </style>
+
+  <rect   class="button" width="8" height="8" rx="1.5" />
+  <circle class="symbol" cx="2" cy="6" r="1" />
+  <path   class="symbol" d="m 1,4 a 3,3 0 0 1 3,3 h 1 a 4,4 0 0 0 -4,-4 z" />
+  <path   class="symbol" d="m 1,2 a 5,5 0 0 1 5,5 h 1 a 6,6 0 0 0 -6,-6 z" />
+
+</svg>