Added .points.csv file extension.
Added .polygons.csv file extension.
Only add base when necessary.
Include polygons in KML and RDF output formats.
Allow polygons to be saved.
Output table of maps rather than list.  Include information on number of points and polygons.
Added caching WMS proxy.
Corrected tab characters.
Changed URI regular expression.
Removed saveURL parameter.
Moved included third party files (from OpenLayers and jquery) into lib folder and removed unused files.
Do not require user to be logged in in order to view about page.
Added geoPHP and proj4js.
Added OSGB projection.
Support loading of polygons.
Added proj4js javascript.
Allow saving of polygons.
Include polygons in calculation of initial map bounds.
Allow modification of polygons.
Allow addition of polygons.