See: http://opensimulator.org/wiki/SimulatorFeatures_Extras
* Moved SupportsExport inside this map to avoid possible
collision with Linden Lab
* Added the ability for a sim to specify map server
(Fixes maps after hypergrid jumps)
Hide E and export checked from regions without export support
No longer allow PERM_EXPORT from being added to default everyone permission flags if it's not supported by the sim.