[-] BO : Now display a question mark when there is no module logo

git-svn-id: http://dev.prestashop.com/svn/v1/branches/1.5.x@11252 b9a71923-0436-4b27-9f14-aed3839534dd

controllers/admin/AdminModulesController.php

@@ -798,7 +798,9 @@ class AdminModulesControllerCore extends AdminController
 			else
 			{
 				// Fill module data
-				$modules[$km]->logo = 'logo.gif';
+				$modules[$km]->logo = '../../img/questionmark.png';
+				if (file_exists('../modules/'.$module->name.'/logo.gif'))
+					$modules[$km]->logo = 'logo.gif';
 				if (file_exists('../modules/'.$module->name.'/logo.png'))
 					$modules[$km]->logo = 'logo.png';
 				$modules[$km]->optionsHtml = $this->displayModuleOptions($module);