old_contents: """
  Install, uninstall, update, list and create MSL packages.
  
  The following constants are available.
  """
  import re
  from collections import namedtuple
  
  __author__ = 'Joseph Borbely'
  __copyright__ = '\xa9 2017 - 2018, ' + __author__
  __version__ = '2.1.0.final'
  
  _v = re.search('(\d+).(\d+).(\d+)\.?(.*)', __version__).groups()
  
  version_info = namedtuple('version_info', 'major minor micro releaselevel')(int(_v[0]), int(_v[1]), int(_v[2]), _v[3])
  """:obj:`~collections.namedtuple`: Contains the version information as a (major, minor, micro, releaselevel) tuple."""
  
  _PKG_NAME = 'msl-package-manager'
  
  from .utils import pypi
  from .utils import github
  from .utils import installed
  from .utils import info
  from .utils import set_log_level
  from .update import update
  from .create import create
  from .install import install
  from .uninstall import uninstall
  
new_contents: """
  Install, uninstall, update, list and create MSL packages.
  
  The following constants are available.
  """
  import re
  from collections import namedtuple
  
  __author__ = 'Joseph Borbely'
  __copyright__ = '\xa9 2017 - 2018, ' + __author__
  __version__ = '2.1.1.dev0'
  
  _v = re.search('(\d+).(\d+).(\d+)\.?(.*)', __version__).groups()
  
  version_info = namedtuple('version_info', 'major minor micro releaselevel')(int(_v[0]), int(_v[1]), int(_v[2]), _v[3])
  """:obj:`~collections.namedtuple`: Contains the version information as a (major, minor, micro, releaselevel) tuple."""
  
  _PKG_NAME = 'msl-package-manager'
  
  from .utils import pypi
  from .utils import github
  from .utils import installed
  from .utils import info
  from .utils import set_log_level
  from .update import update
  from .create import create
  from .install import install
  from .uninstall import uninstall
  
subject: bump v2.1.0 -> v2.1.1.dev0