added Repository#getManager test
added Repository#getManager test

asev/ElasticsearchBundle,trandangtri/ElasticsearchBundle,ongr-io/ElasticsearchBundle,murnieza/ElasticsearchBundle,lmikelionis/ElasticsearchBundle,abhiesa-tolexo/ElasticsearchBundle,abhiesa-tolexo/ElasticsearchBundle,martiis/ElasticsearchBundle,trandangtri/ElasticsearchBundle,saimaz/ElasticsearchBundle,tautrimas/ElasticsearchBundle,saimaz/ElasticsearchBundle,GrandLTU/ElasticsearchBundle,murnieza/ElasticsearchBundle,ndinh215/ONGRElasticsearchBundle,tautrimas/ElasticsearchBundle,ndinh215/ONGRElasticsearchBundle,asev/ElasticsearchBundle,GrandLTU/ElasticsearchBundle,martiis/ElasticsearchBundle