updated mapping docs
updated mapping docs

saimaz/ElasticsearchBundle,saimaz/ElasticsearchBundle,martiis/ElasticsearchBundle,asev/ElasticsearchBundle,tautrimas/ElasticsearchBundle,martiis/ElasticsearchBundle,ongr-io/ElasticsearchBundle,murnieza/ElasticsearchBundle,murnieza/ElasticsearchBundle,asev/ElasticsearchBundle,tautrimas/ElasticsearchBundle,trandangtri/ElasticsearchBundle,trandangtri/ElasticsearchBundle