Improving parsing errors in Translations manager

Test:
change ; to # in one of the top commented lines of an ini file:
Example:
```
# @date        2014-09-17
; @author      Joomla! Project
; @copyright   (C) 2005 - 2014 Open Source Matters. All rights reserved.
; @copyright   joomla.fr
; @license     GNU General Public License version 2 or later; see LICENSE.txt, see LICENSE.php
; @note        Client Administrator
; @note        All ini files need to be saved as UTF-8 - No BOM
```
com_localise will not find the error in the ini file:
we will get:
![screen shot 2014-09-26 at 11 12 18](https://cloud.githubusercontent.com/assets/869724/4418226/5395df22-455d-11e4-85db-5ab91c46184c.png)

after patch we will righfully see the file in error:
![screen shot 2014-09-26 at 11 13 55](https://cloud.githubusercontent.com/assets/869724/4418242/80cb7bd2-455d-11e4-994e-4c1f4f926e66.png)