fix blubber and forum icon color, re #78

public/plugins_packages/core/Blubber/Blubber.class.php

@@ -44,7 +44,7 @@ class Blubber extends StudIPPlugin implements StandardPlugin
             _('Blubber'),
             PluginEngine::getURL($this, [], 'messenger/course')
         );
-        $icon->setImage(Icon::create('blubber', Icon::ROLE_INACTIVE, ['title' => _('Blubber-Messenger')]));
+        $icon->setImage(Icon::create('blubber', Icon::ROLE_CLICKABLE, ['title' => _('Blubber-Messenger')]));
 
         $condition = "INNER JOIN blubber_threads USING (thread_id)
                       WHERE blubber_threads.context_type = 'course'

public/plugins_packages/core/Forum/CoreForum.class.php

@@ -84,7 +84,7 @@ class CoreForum extends StudipPlugin implements ForumModule
         if ($num_entries > 0) {
             $navigation->setImage(Icon::create('forum+new', Icon::ROLE_ATTENTION, ['title' => $text]));
         } else {
-            $navigation->setImage(Icon::create('forum', Icon::ROLE_INACTIVE, ['title' => $text]));
+            $navigation->setImage(Icon::create('forum', Icon::ROLE_CLICKABLE, ['title' => $text]));
         }
 
         return $navigation;