Modify licence

core/models/Aclgroup/Aclaction.php

core/models/Aclgroup/Aclmenu.php

core/models/Aclgroup/Aclresource.php

core/models/Aclgroup/Contact.php

core/models/Aclgroup/Contactgroup.php

core/models/Aclmenu/Menu.php

core/models/CentreonBaseModel.php

core/models/CentreonModel.php

core/models/CentreonRelationModel.php

core/models/CentreonStorageBaseModel.php

core/models/Contact.php

core/models/Contact/Contactgroup.php

core/models/Contact/Hostcommand.php

core/models/Contact/Servicecommand.php

core/models/Contactgroup.php

core/models/File.php

core/models/Image.php

core/models/Menu.php

core/models/Module.php

core/models/Validators.php