No need to run printjson. the shell will output the json output

Signed-off-by: Sam Kleinman <samk@10gen.com>
cleaning up left over verbiage

from copyindexes option which isn't implemented.

Signed-off-by: kay <kay.kim@10gen.com>
trivial: wrap line
as of 2.6 that note shouldn't be there

Removing thing referencing 16MB limit for agg.

Signed-off-by: kay <kay.kim@10gen.com>