documentation update + code fixes

src/User/Helper/ClassMapHelper.php

@@ -54,6 +54,6 @@ class ClassMapHelper
         if (array_key_exists($key, $this->map)) {
             return $this->map[$key];
         }
-        throw new \Exception('Unknown model map key: '.$key);
+        throw new \Exception('Unknown model map key: ' . $key);
     }
 }

src/User/Helper/GravatarHelper.php

@@ -20,6 +20,6 @@ class GravatarHelper
 
     public function getUrl($id, $size = 200)
     {
-        return '//gravatar.com/avatar/'.$id.'?s='.$size;
+        return '//gravatar.com/avatar/' . $id . '?s=' . $size;
     }
 }

src/User/Helper/SecurityHelper.php

@@ -28,7 +28,7 @@ class SecurityHelper
     /**
      * Generates a secure hash from a password and a random salt.
      *
-     * @param string   $password
+     * @param string $password
      * @param null|int $cost
      *
      * @return string

src/User/Helper/TimezoneHelper.php

@@ -11,9 +11,9 @@
 
 namespace Da\User\Helper;
 
+use DateTime;
 use DateTimeZone;
 use yii\helpers\ArrayHelper;
-use DateTime;
 
 class TimezoneHelper
 {
@@ -32,7 +32,7 @@ class TimezoneHelper
             $offset = $date->getOffset() / 60 / 60;
             $timeZones[] = [
                 'timezone' => $timeZone,
-                'name' => "{$timeZone} (UTC ".($offset > 0 ? '+' : '')."{$offset})",
+                'name' => "{$timeZone} (UTC " . ($offset > 0 ? '+' : '') . "{$offset})",
                 'offset' => $offset,
             ];
         }