Move version into its own file so that setuptools machinery isn't necessary to elicit the version.

--HG--
extra : rebase_source : 1611131e6765a30fd0fe94d8455418ccd3ae46ae

release.py

@@ -16,7 +16,7 @@ def before_upload():
     _add_bootstrap_bookmark()
 
 files_with_versions = (
-    'ez_setup.py', 'setuptools/__init__.py',
+    'ez_setup.py', 'setuptools/version.py',
 )
 
 test_info = "Travis-CI tests: http://travis-ci.org/#!/jaraco/setuptools"

setuptools/__init__.py

@@ -7,8 +7,8 @@ from distutils.core import Command as _Command
 from distutils.util import convert_path
 import os
 import sys
+from setuptools.version import __version__
 
-__version__ = '0.9.9'
 __all__ = [
     'setup', 'Distribution', 'Feature', 'Command', 'Extension', 'Require',
     'find_packages'

setuptools/version.py

+__version__ = '0.9.9'