Add classifier to prevent accidental upload to PyPI

Author: arteymix

setup.py

@@ -9,7 +9,7 @@
       url='https://github.com/pavlidisLab/rnaseq-pipeline',
       author='Guillaume Poirier-Morency',
       author_email='poirigui@msl.ubc.ca',
-      classifiers=['License :: Public Domain'],
+      classifiers=['License :: Public Domain', 'Private :: Do Not Upload'],
       packages=find_packages(),
       include_package_data=True,
       install_requires=['luigi', 'python-daemon<3.0.0', 'bioluigi>=0.2.1', 'requests', 'pandas'],