[CGL] Remove unused use statements and empty line

extensions/t3o_planet/Classes/Controller/CategoryController.php

@@ -54,5 +54,4 @@ class CategoryController extends ActionController
     {
         $this->view->assign('t3planetCategories', $t3planetCategory);
     }
-
 }

extensions/t3o_planet/Classes/Domain/Model/Article.php

@@ -12,7 +12,6 @@ namespace T3o\T3oPlanet\Domain\Model;
  *
  ***/
 
-use TYPO3\CMS\Extbase\Annotation as Extbase;
 use TYPO3\CMS\Extbase\Domain\Model\Category;
 use TYPO3\CMS\Extbase\Persistence\ObjectStorage;