Update README.md (#29)

* Update README.md
* Refactor

README.md

@@ -19,10 +19,14 @@
  <a href="LICENSE.md">
  <img src="https://img.shields.io/badge/license-MIT-brightgreen.svg?style=flat" alt="Software License">
  </a>
- <a href="https://github.styleci.io/repos/163381474">
+<br />
+<a href="https://github.styleci.io/repos/163381474">
  <img src="https://github.styleci.io/repos/163381474/shield?branch=master" alt="StyleCI">
  </a>
- <a href="https://scrutinizer-ci.com/g/glorand/laravel-model-settings/">
+<a href="https://codeclimate.com/github/glorand/laravel-model-settings/maintainability">
+<img src="https://api.codeclimate.com/v1/badges/ea0941afe155dd14f5d8/maintainability" />
+</a>
+<a href="https://scrutinizer-ci.com/g/glorand/laravel-model-settings/">
  <img src="https://scrutinizer-ci.com/g/glorand/laravel-model-settings/badges/quality-score.png?b=master" alt="Scrutinizer Code Quality">
  </a>
  <a href="https://scrutinizer-ci.com/g/glorand/laravel-model-settings/?branch=master">

src/Traits/HasSettingsRedis.php

@@ -35,11 +35,11 @@ public function getSettingsValue(): array
     public function cacheKey(string $key = null): string
     {
         return sprintf(
-                "r-k-%s:%s:%s",
-                $this->getTable(),
-                $this->getKey(),
-                $this->updated_at->timestamp
-            ) . $key;
+            "r-k-%s:%s:%s",
+            $this->getTable(),
+            $this->getKey(),
+            $this->updated_at->timestamp
+        ) . $key;
     }
 
     abstract public function getTable();

src/Traits/HasSettingsTable.php

@@ -46,9 +46,9 @@ private function __getSettingsValue(): array
     {
         if ($modelSettings = $this->modelSettings()->first()) {
             return $modelSettings->settings;
-        } else {
-            return [];
         }
+
+        return [];
     }
 
     /**