DOCS-3197: geoJSON Polygon Rings Cannot Share an Edge

Signed-off-by: Sam Kleinman <samk@10gen.com>
DOCS-3336: added details about db, host, port options

Signed-off-by: Sam Kleinman <samk@10gen.com>
DOCS-3288: capped ns error

Signed-off-by: Sam Kleinman <samk@10gen.com>