Hide analyze button if corpus is not ready for this

app/static/css/nopaque.css

@@ -74,6 +74,9 @@ indicator will show up how the column is sorted right now.; */
 }
 
 /* styles for resource lists */
+.analyse-link[href=""] {
+  display: none;
+}
 .service[data-service]:before {
   content: "help";
 }