Show_content on refresh success

If an error content is displayed a successfull refresh doesn't show properly populated facet content. This patch adds show_content call to refresh success handlers which solves the problem.

https://fedorahosted.org/freeipa/ticket/2449

install/ui/search.js

@@ -222,6 +222,7 @@ IPA.search_facet = function(spec) {
         command.on_success = function(data, text_status, xhr) {
             that.filter.focus();
             that.load(data);
+            that.show_content();
         };
 
         command.on_error = function(xhr, text_status, error_thrown) {