* include/functions_gis.php: add functions "saveMapConnection" and
"deleteMapConnection".
* godmode/setup/gis_step_2.php, godmode/setup/gis.php: add the forms to
make, edit and delete map connections.
git-svn-id: https://svn.code.sf.net/p/pandora/code/trunk@2308 c3f86ba8-e40f-0410-aaad-9ba5e7f4b01f