The current code assumes that the application orgs and the orderer orgs
are separate, but a peer and an orderer may be in the same org and then
this code might not (for example) populate the orderer TLS root CA certs.

The implication, is that a peer might not be able to connect to an orderer.

Change-Id: Ia19a45b42837d223282ce15402ebd5b4a3cb121b
Signed-off-by: yacovm <yacovm@il.ibm.com>