FEAT #8346 refactoring class convert pdf

modules/attachments/xml/config.xml

modules/visa/class/class_modules_tools_Abstract.php

modules/visa/printFolder_ajax.php

modules/visa/sign_file.php

src/app/attachment/controllers/AttachmentController.php

src/app/attachment/models/AttachmentModelAbstract.php

src/app/convert/controllers/ConvertPdfController.php

src/app/convert/controllers/ConvertThumbnailController.php

src/app/convert/models/AdrModel.php

src/app/resource/controllers/ResController.php

src/app/resource/controllers/StoreController.php

src/app/resource/models/ResModelAbstract.php

...app/signatureBook/controllers/SignatureBookController.php

vendor/composer/ClassLoader.php

vendor/composer/LICENSE