Include CLI plugins in setup.py

Fixes: https://pagure.io/koji/issue/1221

Makefile

@@ -112,7 +112,7 @@ pypi:
 	rm -rf dist
 	python setup.py sdist
 	# py2
-	virtualenv build_py2
+	virtualenv -p /usr/bin/python2 build_py2
 	build_py2/bin/pip install --upgrade pip setuptools wheel virtualenv
 	build_py2/bin/python setup.py bdist_wheel
 	rm -rf build_py2

setup.py

@@ -32,7 +32,7 @@ def get_install_requires():
 
 setup(
     name="koji",
-    version="1.16.0",
+    version="1.16.1",
     description=("Koji is a system for building and tracking RPMS. The base"
                  " package contains shared libraries and the command-line"
                  " interface."),
@@ -52,10 +52,11 @@ setup(
         "Operating System :: POSIX :: Linux",
         "Topic :: Utilities"
     ],
-    packages=['koji', 'koji_cli'],
+    packages=['koji', 'koji_cli', 'koji_cli_plugins'],
     package_dir={
         'koji': 'koji',
         'koji_cli': 'cli/koji_cli',
+        'koji_cli_plugins': 'plugins/cli',
     },
     # doesn't make sense, as we have only example config
     #data_files=[