Add Python package dependency on setuptools. (#352)
Add Python package dependency on setuptools. (#352)

+ The setup.py file is used to generate scripts. The generated scripts
    create a runtime dependence on the setuptools, thus these must be
    installed on the target system where the code is supposed to run.
GoogleCloudPlatform/compute-image-packages,rjschwei/compute-image-packages,zmarano/compute-image-packages,wrigri/compute-image-packages,zmarano/compute-image-packages,Sarsate/compute-image-packages,wrigri/compute-image-packages,Sarsate/compute-image-packages,rjschwei/compute-image-packages,wrigri/compute-image-packages,illfelder/compute-image-packages,illfelder/compute-image-packages,wrigri/compute-image-packages