LED-Device updates (#1315)

* SPI Fix - Free allocated memory in case of invert

* Remove development statement

* UI updates

* Minor corrections

* Tpm2net Fix - Free allocated memory

* LGTM Finding

* Add config directory and user type to SysInfo

* WS281x - Ensure that device runs with root priviliges

* WS281x - Update DMA defauls as per rpi_ws281x recommendation

* Support Sysinfo for Qt < 5.10

* Address LGTM finding

assets/webconfig/content/conf_leds.html

@@ -37,7 +37,13 @@
             <div class="panel-body">
               <div id="btn_wiz_holder"></div>
               <div id='editor_container_leddevice'></div>
-              <div class="bs-callout bs-callout-info" style="margin-top:0px"><h4 data-i18n="dashboard_infobox_label_title">Information</h4><span data-i18n="conf_leds_device_info_log"> In case your LEDs do not work, check here for errors: </span> <a onclick="SwitchToMenuItem('MenuItemLogging')" data-i18n="main_menu_logging_token" style="cursor:pointer"></a></div>
+              <div id='info_container' class="bs-callout bs-callout-info" style="margin-top:0px">
+                <h4 data-i18n="dashboard_infobox_label_title">Information</h4>
+                <div id='info_container_text'>
+                  <span data-i18n="conf_leds_device_info_log"> In case your LEDs do not work, check here for errors: </span>
+                  <a onclick="SwitchToMenuItem('MenuItemLogging')" data-i18n="main_menu_logging_token" style="cursor:pointer"></a>
+                </div>
+              </div>
             </div>
             <div class="panel-footer" style="text-align:right">
               <button id='btn_test_controller' class="btn btn-primary" disabled data-toggle="tooltip" data-placement="top" title="Identify configured device by lighting it up">
@@ -395,3 +401,4 @@
 </div>
 
 <script src="/js/content_leds.js"></script>
+