Fix sql error on some cases (on some android) not get CPU frequency. closes #2659
Fix sql error on some cases (on some android) not get CPU frequency. closes #2659

Conflicts:
	inc/formatconvert.class.php

mohierf/fusioninventory-for-glpi,itinside/fusioninventory-for-glpi,TECLIB/fusioninventory-for-glpi,orthagh/fusioninventory-for-glpi,TECLIB/fusioninventory-for-glpi,itinside/fusioninventory-for-glpi,fusioninventory/fusioninventory-for-glpi,fusioninventory/fusioninventory-for-glpi,orthagh/fusioninventory-for-glpi,TECLIB/fusioninventory-for-glpi,mohierf/fusioninventory-for-glpi,mohierf/fusioninventory-for-glpi,fusioninventory/fusioninventory-for-glpi,fusioninventory/fusioninventory-for-glpi,mohierf/fusioninventory-for-glpi,itinside/fusioninventory-for-glpi,itinside/fusioninventory-for-glpi,fusioninventory/fusioninventory-for-glpi,orthagh/fusioninventory-for-glpi,fusioninventory/fusioninventory-for-glpi,TECLIB/fusioninventory-for-glpi,TECLIB/fusioninventory-for-glpi,TECLIB/fusioninventory-for-glpi,itinside/fusioninventory-for-glpi,orthagh/fusioninventory-for-glpi,mohierf/fusioninventory-for-glpi,mohierf/fusioninventory-for-glpi,orthagh/fusioninventory-for-glpi