Prepare for Python 3

What's Changed

• QOL-9055 Prepare for Amazon Linux 2 by @ThrawnCA in #69
• QOL-9055 fix handling of POST requests by @ThrawnCA in #71
• Develop to master by @ThrawnCA in #70

Full Changelog: 2.2.1-qgov...2.2.1-qgov.2

Expand dataset selection for closing data requests

What's Changed

• QOL-8952 expand dataset selection for closing data request by @ThrawnCA in #67

Full Changelog: 2.2.0-qgov...2.2.1-qgov

Add CKAN 2.9 compatibility

• Split plugin into Flask and Pylons versions.
• Split command line interface into Paster and Click versions.
• Use 'pytest' instead of 'nosetests' for unit testing.
• Drop QGOV-specific extensions from BDD testing.

Add named routes for Flask prep

• Add more named routes so that other extensions (eg ckanext-data-qld-theme) can refer to Data Request URLs in a Flask-compatible manner.
• Clean up continuous integration config.

Prepare for CKAN 2.9 and Python 3

Merge pull request #55 from qld-gov-au/develop

Develop to master

Salsa development July 2020

• Clean up capitalisation
• Make tests compatible with recent ckanext-data-qld development

Salsa development June 2020

DQL-204 Enhancements to the data request functionality