Patch for /trunk/calendar.class.php

```
Delete the use of the offset for the getDayName as it was displaying the wrong 
name above the dates. Now shows the right name.
```

Original issue reported on code.google.com by `aeco...@gmail.com` on 28 May 2013 at 3:30

Attachments:
- [calendar.class.php.patch](https://storage.googleapis.com/google-code-attachments/php-calendar-class/issue-2/comment-0/calendar.class.php.patch)
