old_contents: #!/usr/bin/env python
  
  from setuptools import setup
  
  setup(
      name='TracGit',
      install_requires='Trac >=0.11dev, ==0.11b1',
      description='GIT version control plugin for Trac 0.11',
      author='Herbert Valerio Riedel',
      author_email='hvr@gnu.org',
      keywords='trac scm plugin git',
      url="http://trac-hacks.org/wiki/GitPlugin",
      version='0.11.0.1',
      license="GPL",
      long_description="""
      This Trac 0.11 plugin provides support for the GIT SCM.
  
      See http://trac-hacks.org/wiki/GitPlugin for more details.
      """,
      packages=['tracext', 'tracext.git'],
      entry_points = {'trac.plugins': 'git = tracext.git.git_fs'},
      data_files=['COPYING','README'])
  
new_contents: #!/usr/bin/env python
  
  from setuptools import setup
  
  setup(
      name='TracGit',
      install_requires='Trac >=0.11dev, ==0.11b1',
      description='GIT version control plugin for Trac 0.11',
      author='Herbert Valerio Riedel',
      author_email='hvr@gnu.org',
      keywords='trac scm plugin git',
      url="http://trac-hacks.org/wiki/GitPlugin",
      version='0.11.0.1',
      license="GPL",
      long_description="""
      This Trac 0.11 plugin provides support for the GIT SCM.
  
      See http://trac-hacks.org/wiki/GitPlugin for more details.
      """,
      packages=['tracext', 'tracext.git'],
      namespace_packages=['tracext'],
      entry_points = {'trac.plugins': 'git = tracext.git.git_fs'},
      data_files=['COPYING','README'])
  
subject: declare `namespace_packages` meta-data (addresses #2806)