MAINT update setup

Author: glemaitre

setup.py

@@ -92,7 +92,6 @@ def configuration(parent_package='', top_path=None):
  'Operating System :: Unix',
  'Operating System :: MacOS',
  'Programming Language :: Python :: 2.7',
- 'Programming Language :: Python :: 3.4'
  'Programming Language :: Python :: 3.5',
  'Programming Language :: Python :: 3.6'
  ],