Removing unneeded from __future__ import statements.

Since we are on Python 3.6 and up, we don't need those anymore.

ebook_converter/css_selectors/tests.py

@@ -1,10 +1,3 @@
-#!/usr/bin/env python2
-# vim:fileencoding=utf-8
-from __future__ import absolute_import, division, print_function, unicode_literals
-
-__license__ = 'GPL v3'
-__copyright__ = '2015, Kovid Goyal <kovid at kovidgoyal.net>'
-
 import unittest, sys, argparse
 
 from lxml import etree, html
@@ -14,6 +7,10 @@ from ebook_converter.css_selectors.parser import tokenize, parse
 from ebook_converter.css_selectors.select import Select
 
 
+__license__ = 'GPL v3'
+__copyright__ = '2015, Kovid Goyal <kovid at kovidgoyal.net>'
+
+
 class TestCSSSelectors(unittest.TestCase):
 
     # Test data {{{