Various code cleanup.

app/Models/Account.php

@@ -246,7 +246,7 @@ class Account extends Model
     /**
      * @codeCoverageIgnore
      *
-     * @param $value
+     * @param mixed $value
      *
      * @codeCoverageIgnore
      */

app/Models/AccountMeta.php

@@ -76,7 +76,7 @@ class AccountMeta extends Model
     }
 
     /**
-     * @param $value
+     * @param mixed $value
      *
      * @codeCoverageIgnore
      * @return mixed
@@ -87,7 +87,7 @@ class AccountMeta extends Model
     }
 
     /**
-     * @param $value
+     * @param mixed $value
      *
      * @codeCoverageIgnore
      */

app/Models/Bill.php

@@ -176,7 +176,7 @@ class Bill extends Model
     /**
      * @codeCoverageIgnore
      *
-     * @param $value
+     * @param mixed $value
      */
     public function setAmountMaxAttribute($value): void
     {
@@ -184,7 +184,7 @@ class Bill extends Model
     }
 
     /**
-     * @param $value
+     * @param mixed $value
      *
      * @codeCoverageIgnore
      */

app/Models/BudgetLimit.php

@@ -84,7 +84,7 @@ class BudgetLimit extends Model
      *
      * @param string $value
      *
-     * @return mixed
+     * @return BudgetLimit
      * @throws NotFoundHttpException
      */
     public static function routeBinder(string $value): BudgetLimit

app/Models/Configuration.php

@@ -70,9 +70,10 @@ class Configuration extends Model
     protected $table = 'configuration';
 
     /**
+     * TODO can be replaced by native laravel code
      * @codeCoverageIgnore
      *
-     * @param $value
+     * @param mixed $value
      *
      * @return mixed
      */
@@ -84,7 +85,7 @@ class Configuration extends Model
     /**
      * @codeCoverageIgnore
      *
-     * @param $value
+     * @param mixed $value
      */
     public function setDataAttribute($value): void
     {

app/Models/LinkType.php

@@ -81,7 +81,7 @@ class LinkType extends Model
     /**
      * Route binder. Converts the key in the URL to the specified object (or throw 404).
      *
-     * @param $value
+     * @param string $value
      *
      * @throws NotFoundHttpException
      * @return LinkType

app/Models/PiggyBank.php

@@ -181,7 +181,7 @@ class PiggyBank extends Model
     /**
      * @codeCoverageIgnore
      *
-     * @param $value
+     * @param mixed $value
      */
     public function setTargetamountAttribute($value): void
     {

app/Models/PiggyBankEvent.php

@@ -37,7 +37,7 @@ use Illuminate\Database\Eloquent\Relations\BelongsTo;
  * @property int|null $transaction_journal_id
  * @property \Illuminate\Support\Carbon $date
  * @property string $amount
- * @property-read \FireflyIII\Models\PiggyBank $piggyBank
+ * @property \FireflyIII\Models\PiggyBank $piggyBank
  * @property-read \FireflyIII\Models\TransactionJournal|null $transactionJournal
  * @method static Builder|PiggyBankEvent newModelQuery()
  * @method static Builder|PiggyBankEvent newQuery()
@@ -81,7 +81,7 @@ class PiggyBankEvent extends Model
     /**
      * @codeCoverageIgnore
      *
-     * @param $value
+     * @param mixed $value
      */
     public function setAmountAttribute($value): void
     {

app/Models/PiggyBankRepetition.php

@@ -120,7 +120,7 @@ class PiggyBankRepetition extends Model
     /**
      * @codeCoverageIgnore
      *
-     * @param $value
+     * @param mixed $value
      */
     public function setCurrentamountAttribute($value): void
     {

app/Models/Rule.php

@@ -48,10 +48,11 @@ use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
  * @property bool                          $active
  * @property bool                          $stop_processing
  * @property bool                          $strict
+ * @property-read string $action_value
  * @property-read Collection|RuleAction[]  $ruleActions
  * @property-read int|null                 $rule_actions_count
  * @property-read RuleGroup                $ruleGroup
- * @property-read Collection|RuleTrigger[] $ruleTriggers
+ * @property Collection|RuleTrigger[] $ruleTriggers
  * @property-read int|null                 $rule_triggers_count
  * @property-read User                     $user
  * @method static \Illuminate\Database\Eloquent\Builder|Rule newModelQuery()
@@ -148,7 +149,7 @@ class Rule extends Model
     }
 
     /**
-     * @param $value
+     * @param mixed $value
      *
      * @codeCoverageIgnore
      */

app/Models/Transaction.php

@@ -230,7 +230,7 @@ class Transaction extends Model
     /**
      * @codeCoverageIgnore
      *
-     * @param $value
+     * @param mixed $value
      */
     public function setAmountAttribute($value): void
     {

app/Models/TransactionJournalLink.php

@@ -81,7 +81,7 @@ class TransactionJournalLink extends Model
      * @param string $value
      *
      * @throws NotFoundHttpException
-     * @return mixed
+     * @return TransactionJournalLink
      *
      */
     public static function routeBinder(string $value): TransactionJournalLink

app/Models/TransactionJournalMeta.php

@@ -79,7 +79,7 @@ class TransactionJournalMeta extends Model
     /**
      * @codeCoverageIgnore
      *
-     * @param $value
+     * @param mixed $value
      *
      * @return mixed
      */
@@ -91,7 +91,7 @@ class TransactionJournalMeta extends Model
     /**
      * @codeCoverageIgnore
      *
-     * @param $value
+     * @param mixed $value
      */
     public function setDataAttribute($value): void
     {

app/Models/TransactionType.php

@@ -79,7 +79,7 @@ class TransactionType extends Model
      * @param string $type
      *
      * @throws NotFoundHttpException
-     * @return Model|null|static
+     * @return TransactionType
      */
     public static function routeBinder(string $type): TransactionType
     {