added timestamp to document annotation
added timestamp to document annotation

saimaz/ElasticsearchBundle,asev/ElasticsearchBundle,martiis/ElasticsearchBundle,martiis/ElasticsearchBundle,saimaz/ElasticsearchBundle,ndinh215/ONGRElasticsearchBundle,tautrimas/ElasticsearchBundle,ongr-io/ElasticsearchBundle,tautrimas/ElasticsearchBundle,ndinh215/ONGRElasticsearchBundle,murnieza/ElasticsearchBundle,murnieza/ElasticsearchBundle,trandangtri/ElasticsearchBundle,asev/ElasticsearchBundle,trandangtri/ElasticsearchBundle