Removing unneeded from __future__ import statements.

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

ebook_converter/ebooks/docx/names.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__ = '2013, Kovid Goyal <kovid at kovidgoyal.net>'
-
 import re
 
 from lxml.etree import XPath as X
@@ -12,6 +5,10 @@ from lxml.etree import XPath as X
 from ebook_converter.utils.filenames import ascii_text
 from ebook_converter.polyglot.builtins import iteritems
 
+
+__license__ = 'GPL v3'
+__copyright__ = '2013, Kovid Goyal <kovid at kovidgoyal.net>'
+
 # Names {{{
 TRANSITIONAL_NAMES = {
     'DOCUMENT'  : 'http://schemas.openxmlformats.org/officeDocument/2006/relationships/officeDocument',