Fix for panda/pip 10 installation below py.v3.5

For more details: pandas-dev/pandas#20775 or pandas-dev/pandas#20697 (comment)

Author: c-mertes

setup.py

@@ -62,11 +62,12 @@ def read(*names, **kwargs):
         'keras',
         'h5py>=2.8.0rc1',
         'networkx>=1.11',
-        'numpy>=1.13.1',
+        'numpy',
         'kopt',
         'scipy',
         'sklearn',
-        'pandas',
+        'pandas;python_version>="3.5"',
+        'pandas<0.21;python_version>="3.5"',
         'statsmodels',
         'pytest'
     ],