When consul has no peers, handle the 'null ' case as no peers too
When consul has no peers, handle the 'null ' case as no peers too

Fixes #276

Nubisproject/nubis-consul,tinnightcap/nubis-consul,Nubisproject/nubis-consul,limed/nubis-consul,tinnightcap/nubis-consul,Nubisproject/nubis-consul,limed/nubis-consul