Merge pull request #163 from lesstif/analysis-XZ0ZdP

Apply fixes from StyleCI

Author: lesstif

src/Issue/IssueField.php

@@ -408,21 +408,20 @@ public function setSecurityId($id)
      * set issue's due date.
      *
      * @param \DateTime|null $duedate due date string or DateTime object
-     * @param string $format datetime string format.
+     * @param string         $format  datetime string format.
      *
      * @return $this
      */
     public function setDueDate($duedate, $format = 'Y-m-d')
     {
         if (is_string($duedate)) {
             $this->duedate = $duedate;
-        } else if ($duedate instanceof \DateTime) {
+        } elseif ($duedate instanceof \DateTime) {
             $this->duedate = $duedate->format($format);
         } else {
             $this->duedate = null;
         }
 
         return $this;
     }
-
 }