Time spent for subtasks are not rounded too the nearest quarter anymore

app/Core/DateParser.php

@@ -239,22 +239,10 @@ class DateParser extends Base
      */
     public function getHours(DateTime $d1, DateTime $d2)
     {
-        $seconds = $this->getRoundedSeconds(abs($d1->getTimestamp() - $d2->getTimestamp()));
+        $seconds = abs($d1->getTimestamp() - $d2->getTimestamp());
         return round($seconds / 3600, 2);
     }
 
-    /**
-     * Round the timestamp to the nearest quarter
-     *
-     * @access public
-     * @param  integer    $seconds   Timestamp
-     * @return integer
-     */
-    public function getRoundedSeconds($seconds)
-    {
-        return (int) round($seconds / (15 * 60)) * (15 * 60);
-    }
-
     /**
      * Get ISO-8601 date from user input
      *