Updated searching documentation to describe size keyword parameter to facet()
Updated searching documentation to describe size keyword parameter to facet()

Signed-off-by: Kevin Stone <20edf087d80219bce142131bf49296a72d41cea8@gmail.com>

mozilla/elasticutils,einvalentin/elasticutils,einvalentin/elasticutils,einvalentin/elasticutils,mozilla/elasticutils,mozilla/elasticutils