This update radically changed the way that the refnet package interfaced with the Google Geocoding API to reflect changes not only in the way that it functions but also improve location accuracy and allow for an API key to be used.

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/refnet@7 edb9625f-4e0d-4859-8d74-9fd3b1da38cb