localizing some more images, but also commenting out image urls that are [likely] not being used by the minimal number of css classes we are skimming from the SAEON plone skin
localize use.gif image icon
initial commit of skin for SAEON look and feel. looks pretty good, but there are still a few things that need tweaking (colors).also want to add a standalone login page to match with the header line (perhaps).tracked in bugzilla #3007