Fix: Avoid errors into rpm packages

htdocs/contrat/class/contrat.class.php

htdocs/contrat/contact.php

htdocs/contrat/document.php

htdocs/contrat/fiche.php

htdocs/contrat/index.php

htdocs/contrat/info.php

htdocs/contrat/liste.php

htdocs/contrat/note.php

htdocs/contrat/services.php

htdocs/contrat/tpl/linkedobjectblock.tpl.php

htdocs/core/ajaxbox.php

htdocs/core/ajaxconstantonoff.php

htdocs/core/ajaxfileupload.php

htdocs/core/ajaxrow.php

htdocs/core/ajaxsecurity.php

htdocs/core/ajaxziptown.php

htdocs/core/class/canvas.class.php

htdocs/core/class/commondocgenerator.class.php

htdocs/core/class/commonobject.class.php

htdocs/core/class/commonobjectline.class.php