python-seqdiag-2.0.0-bp156.3.2

- %python3_only -> %python_alternative

- update to version 2.0.0
  * compat module is no longer needed
  * Enable Travis CI
  * Define long_description_content_type
  * Drop "setup.py release" macro
  * Add get_version() to setup.py
  * Add project_urls to setup.py
  * isort'ize
  * Add .gitignore
  * Fix author_email
  * Drop py27 and py34 support
  * Bump version
  * Remove buildout
  * Fix seqdiag is not universal package
  * Fix flake8 violations
  * Stop to use deprecated APIs
- Stop building python2 version. No longer supported upstream

- update to 0.9.6:
  * Python 3.7 compatibility

- Use noun phrase in summary. Fixup grammar issues.

- Remove superfluous devel dependency for noarch package

- convert to singlespec
- update copyright year

- Initial packaging