FEATURE: make title in contents overview translatable and modifiable by module

app/Http/Controllers/Admin/ContentOverview.php

@@ -32,11 +32,16 @@ class ContentOverview extends Controller
     {
         $moduleFilterHandler = false;
         $perPage = Input::get('perPage') ? Input::get('perPage') : 20;
+        $pageHeading = 'admin/contents.overview';
 
         // does user want to filter results using module?
         if (is_numeric($moduleId)) {
             $module = Module::findOrFail($moduleId);
             $moduleFilterHandler = $module->handler;
+
+            if (is_callable([$module->handler, 'getOverviewTitle'])) {
+                $pageHeading = call_user_func([$module->handler, 'getOverviewTitle']);
+            }
         }
 
         // get pages for overview
@@ -47,10 +52,11 @@ class ContentOverview extends Controller
         $homepage = $this->content->getHomepage();
 
         return view('admin.content.overview', [
-            'pages'    => $pages,
-            'homepage' => $homepage,
-            'statuses' => ContentStatuses::getWithTranslations(),
-            'module' => isset($module) ? $module : null
+            'pages'       => $pages,
+            'homepage'    => $homepage,
+            'pageHeading' => $pageHeading,
+            'statuses'    => ContentStatuses::getWithTranslations(),
+            'module'      => isset($module) ? $module : null
         ]);
     }
 }