Improve missing certificate handling in lib/srpc/setupclient.SetupTls().
Improve missing certificate handling in lib/srpc/setupclient.SetupTls().

rgooch/Dominator,rgooch/Dominator,Symantec/Dominator,Symantec/Dominator,keep94/Dominator,keep94/Dominator,rgooch/Dominator,Symantec/Dominator,keep94/Dominator