Removing unneeded from __future__ import statements.

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

ebook_converter/utils/fonts/sfnt/cmap.py

@@ -1,14 +1,3 @@
-#!/usr/bin/env python2
-# vim:fileencoding=UTF-8:ts=4:sw=4:sta:et:sts=4:fdm=marker:ai
-from __future__ import absolute_import, division, print_function, unicode_literals
-
-__license__   = 'GPL v3'
-__copyright__ = '2012, Kovid Goyal <kovid at kovidgoyal.net>'
-__docformat__ = 'restructuredtext en'
-
-# Note that the code for creating a BMP table (cmap format 4) is taken with
-# thanks from the fonttools project (BSD licensed).
-
 from struct import unpack_from, calcsize, pack
 from collections import OrderedDict
 
@@ -18,6 +7,14 @@ from ebook_converter.utils.fonts.sfnt.errors import UnsupportedFont
 from ebook_converter.polyglot.builtins import range
 
 
+__license__   = 'GPL v3'
+__copyright__ = '2012, Kovid Goyal <kovid at kovidgoyal.net>'
+__docformat__ = 'restructuredtext en'
+
+# Note that the code for creating a BMP table (cmap format 4) is taken with
+# thanks from the fonttools project (BSD licensed).
+
+
 def split_range(start_code, end_code, cmap):  # {{{
     # Try to split a range of character codes into subranges with consecutive
     # glyph IDs in such a way that the cmap4 subtable can be stored "most"