Fix flocker.node.agents tests.
Fix flocker.node.agents tests.

runcom/flocker,LaynePeng/flocker,lukemarsden/flocker,LaynePeng/flocker,agonzalezro/flocker,wallnerryan/flocker-profiles,mbrukman/flocker,hackday-profilers/flocker,wallnerryan/flocker-profiles,w4ngyi/flocker,jml/flocker,agonzalezro/flocker,moypray/flocker,1d4Nf6/flocker,1d4Nf6/flocker,adamtheturtle/flocker,agonzalezro/flocker,achanda/flocker,w4ngyi/flocker,runcom/flocker,AndyHuu/flocker,achanda/flocker,lukemarsden/flocker,adamtheturtle/flocker,AndyHuu/flocker,mbrukman/flocker,jml/flocker,mbrukman/flocker,Azulinho/flocker,moypray/flocker,LaynePeng/flocker,wallnerryan/flocker-profiles,AndyHuu/flocker,lukemarsden/flocker,achanda/flocker,hackday-profilers/flocker,moypray/flocker,1d4Nf6/flocker,Azulinho/flocker,runcom/flocker,hackday-profilers/flocker,Azulinho/flocker,jml/flocker,adamtheturtle/flocker,w4ngyi/flocker