PEP8 fixes.

rtv/config.py

@@ -4,10 +4,12 @@ from __future__ import unicode_literals
 import os
 import codecs
 import argparse
+
 from six.moves import configparser
 
 from . import docs, __version__
 
+
 HOME = os.path.expanduser('~')
 PACKAGE = os.path.dirname(__file__)
 XDG_HOME = os.getenv('XDG_CONFIG_HOME', os.path.join(HOME, '.config'))