setuptools compatibility fix

setup.py

@@ -27,6 +27,7 @@ import platform
 try:
 	import setuptools
 	from setuptools import setup
+	from setuptools.command.install import install
 except ImportError:
 	setuptools = None
 	from distutils.core import setup
@@ -35,7 +36,8 @@ except ImportError:
 from distutils.command.build_py import build_py
 from distutils.command.build_scripts import build_scripts
 from distutils.command.install_scripts import install_scripts
-from distutils.command.install import install
+if setuptools is None:
+	from distutils.command.install import install
 try:
 	# python 3.x
 	from distutils.command.build_py import build_py_2to3