v5.3.0 1st June 2020
  - The latest version of the module ABI is v12.8.0.
  - Added the 'get_metadata_overrides()' and 'get_sip_distinfo_command_line()'
    methods to the 'Project' class, and the '--metadata' command line option to
    sip-distinfo.  Together they allow a project.py script to override any
    PEP 566 metadata values specified in the pyproject.toml file.
  - Added the 'gui-scripts' project option to specify a list of GUI entry
    points to create.  sip-distinfo has a corresponding '--gui-script' command
    line option.
  - Added the 'minimum-macos-version' project option to specify the minimum
    version of macOS supported by the project.

v5.2.0 10th April 2020
  - Added the 'manylinux' project option to disable the support for 'manylinux'
    part of the platform tag to be used in the name of a wheel.  sip-wheel has
    a corresponding '--no-manylinux' command line option.
  - Added the 'wheels-include' project option to specify additional files and
    directories to be included in a wheel.

v5.1.2 3rd April 2020
  - The latest version of the module ABI is v12.7.2.
  - The examples are now included in the sdist.
  - Bug fixes.

v5.1.1 31st January 2020
  - Bug fixes.

v5.1.0 6th January 2020
  - Added the 'minimum-glibc-version' project option to specify the minimum
    GLIBC version required by the project.  This is used to determine the
    correct platform tag to use for Linux wheels.
  - Added the 'build-tag' project option to specify the build tag to be used in
    the name of a wheel.  sip-wheel has a corresponding '--build-tag' command
    line option.
  - The values of list options in pyproject.toml files can now contain
    environment markers as defined in PEP 508.
  - Added Project.project_path() to the API.

v5.0.1 19th December 2019
  - Bug fixes.

v5.0.0 4th October 2019
  - The release of SIP v5.
