Adding newest version of OpenLayers for bug fixes etc.
Added unGeoreferencedBerkeley.js, first of several changes to implement viewing of ungeoreferenced images
Continuing changes for ungeoreferenced images
 A number of changes to implement the viewing of unGeoreferenced images
Changes to allow preview of ungeoreferenced images.
Changes to properly 'unpreview' layer on window closing, on 'clear previews' and on unchecking preview checkbox