Provide connections to elasticsearch
Provide connections to elasticsearch

* Provide connections to elasticsearch at various points in the code.
  These oversight was caught while running tests.

DannyArends/genenetwork2,pjotrp/genenetwork2,DannyArends/genenetwork2,genenetwork/genenetwork2,pjotrp/genenetwork2,genenetwork/genenetwork2,DannyArends/genenetwork2,genenetwork/genenetwork2,DannyArends/genenetwork2,pjotrp/genenetwork2,zsloan/genenetwork2,genenetwork/genenetwork2,zsloan/genenetwork2,pjotrp/genenetwork2,pjotrp/genenetwork2,DannyArends/genenetwork2,DannyArends/genenetwork2,zsloan/genenetwork2,zsloan/genenetwork2