do not call defaults in add_layer, it screws up modifications that have been done prior to adding
do not call defaults in add_layer, it screws up modifications that have been done prior to adding

git-svn-id: 39c676d96608320d9834dd3928c93fecbf74d761@18 d058f3b2-7357-0410-b50b-e66f4b7e35bb

ajolma/geoinformatica