Don't reinstall flocker package in tox.
Don't reinstall flocker package in tox.

tox builds an sdist and installs it automatically. Installing the source
directory as well is redundant and muddles testing of installing from an sdist.

adamtheturtle/flocker,w4ngyi/flocker,lukemarsden/flocker,agonzalezro/flocker,achanda/flocker,agonzalezro/flocker,AndyHuu/flocker,lukemarsden/flocker,w4ngyi/flocker,runcom/flocker,LaynePeng/flocker,hackday-profilers/flocker,runcom/flocker,jml/flocker,runcom/flocker,wallnerryan/flocker-profiles,1d4Nf6/flocker,beni55/flocker,mbrukman/flocker,AndyHuu/flocker,wallnerryan/flocker-profiles,adamtheturtle/flocker,achanda/flocker,hackday-profilers/flocker,adamtheturtle/flocker,achanda/flocker,LaynePeng/flocker,Azulinho/flocker,mbrukman/flocker,1d4Nf6/flocker,moypray/flocker,w4ngyi/flocker,LaynePeng/flocker,Azulinho/flocker,moypray/flocker,agonzalezro/flocker,1d4Nf6/flocker,hackday-profilers/flocker,moypray/flocker,beni55/flocker,wallnerryan/flocker-profiles,Azulinho/flocker,mbrukman/flocker,jml/flocker,AndyHuu/flocker,beni55/flocker,lukemarsden/flocker,jml/flocker