Cleanup loopback devices after tests
Cleanup loopback devices after tests

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