Fixes kivy/buildozer#644

buildozer/__init__.py

@@ -20,9 +20,9 @@
 from re import search
 from os.path import join, exists, dirname, realpath, splitext, expanduser
 from subprocess import Popen, PIPE
-from os import environ, unlink, rename, walk, sep, listdir, makedirs
+from os import environ, unlink, walk, sep, listdir, makedirs
 from copy import copy
-from shutil import copyfile, rmtree, copytree
+from shutil import copyfile, rmtree, copytree, move
 from fnmatch import fnmatch
 try:
     from urllib.request import FancyURLopener
@@ -612,7 +612,7 @@ def file_rename(self, source, target, cwd=None):
         self.debug('Rename {0} to {1}'.format(source, target))
         if not os.path.isdir(os.path.dirname(target)):
             self.error('Rename {0} to {1} fails becaues {2} is not a directory'.format(source, target, os.path.directory(target)))
-        rename(source, target)
+        move(source, target)
 
     def file_copy(self, source, target, cwd=None):
         if cwd: