[pkg] Drop custom install_lib command and use include_package_data instead The custom install_lib command appeared to be meant to install package data, as declared in __pkginfo__.py. Let's rely on setuptools' include_package_data[1] option to handle this. [1]: http://setuptools.readthedocs.io/en/latest/setuptools.html#including-data-files

[py3] Replace a unicode() occurrence in workflow views

[py3] Drop a couple of unicode() in devtools.testlib