Merge branch 'release/0.2.1'

Author: sebastiaanluca

CHANGELOG.md

@@ -6,6 +6,12 @@ Updates should follow the [Keep a CHANGELOG](http://keepachangelog.com/) princip
 
 ##  Unreleased
 
+##  0.2.1 (2018-07-26)
+
+### Fixed
+
+- Remove `self` return type hint (conflicted when returning `null` during an Artisan command)
+
 ##  0.2.0 (2018-07-26)
 
 ### Changed

src/BooleanDates.php

@@ -60,7 +60,7 @@ public function getAttribute($key)
      *
      * @return $this
      */
-    public function setAttribute($key, $value) : self
+    public function setAttribute($key, $value)
     {
         if ($this->hasBooleanDate($key)) {
             $this->setBooleanDate($key, $value);