Various code cleanup.

app/Support/Cronjobs/AbstractCronjob.php

@@ -25,6 +25,7 @@ namespace FireflyIII\Support\Cronjobs;
 
 use Carbon\Carbon;
 use Exception;
+use FireflyIII\Exceptions\FireflyException;
 
 /**
  * Class AbstractCronjob
@@ -45,8 +46,6 @@ abstract class AbstractCronjob
 
     /**
      * AbstractCronjob constructor.
-     *
-     * @throws Exception
      */
     public function __construct()
     {

app/Support/FireflyConfig.php

@@ -66,7 +66,7 @@ class FireflyConfig
 
     /**
      * @param string $name
-     * @param null   $default
+     * @param bool|string|int|null   $default
      *
      * @return Configuration|null
      * @throws FireflyException