Share 'GeoRSS, XML and Ning Groups'

I have been hoping for a way to add a namespace to the XML of groups on my network for quite sometime, as GeoRSS is an important feature that i wish to fully implement for land surveyors.  Here is the scenario:  I have dedicated "social support" groups based on locations across the globe, each obviously having their own geolocation and location specific news which is generated via discussions whi…