Add some DRYness to logging.

apps/contacts/ajax/addproperty.php

apps/contacts/ajax/categories/delete.php

apps/contacts/ajax/categories/rescan.php

apps/contacts/ajax/contactdetails.php

apps/contacts/ajax/createaddressbook.php

apps/contacts/ajax/currentphoto.php

apps/contacts/ajax/deletecard.php

apps/contacts/ajax/deleteproperty.php

apps/contacts/ajax/editname.php

apps/contacts/ajax/loadphoto.php

apps/contacts/ajax/loghandler.php

apps/contacts/ajax/oc_photo.php

apps/contacts/ajax/savecrop.php

apps/contacts/ajax/saveproperty.php

apps/contacts/ajax/updateaddressbook.php

apps/contacts/ajax/uploadimport.php

apps/contacts/ajax/uploadphoto.php