FEAT #10525 TIME 1:00 Clean useless code

apps/maarch_entreprise/xml/IVS/requests_definitions.xml

modules/convert/Controllers/ProcessConvertController.php

modules/convert/Controllers/ProcessFulltextController.php

...es/convert/Controllers/ProcessManageConvertController.php

modules/convert/Controllers/ProcessThumbnailsController.php

modules/convert/Models/ProcessConvertModel.php

modules/convert/Models/ProcessConvertModelAbstract.php

modules/convert/Models/ProcessFulltextModel.php

modules/convert/Models/ProcessFulltextModelAbstract.php

modules/convert/Models/ProcessThumbnailsModel.php

modules/convert/Models/ProcessThumbnailsModelAbstract.php

modules/convert/Test/ProcessConvertTest.php

modules/convert/Test/ProcessFulltextTest.php

modules/convert/Test/ProcessManageConvertTest.php

modules/convert/Test/ProcessThumbnailsTest.php

modules/convert/Test/Samples/test.html

modules/convert/Test/Samples/test.odt

modules/convert/Test/Samples/test.pdf

modules/convert/Test/Samples/test.txt

modules/convert/ajax_convert.php