v0.15.0

What's Changed

• docker: fix make docker-test and docker-test-html targets by @jnikula in #152
• test: switch from sphinx-testing @with_app to sphinx.application.Sphinx by @jnikula in #155
• build: add distclean target by @jnikula in #158
• README updates by @jnikula in #159
• test: test the transformation extensions by @jnikula in #160
• test: output the diff for 'make test-examples' by @jnikula in #162
• Autosection by @jnikula in #164
• Process docstring naming by @jnikula in #163
• Improve warnings by @jnikula in #165
• docstring: fix handling of empty documentation comments by @jnikula in #167
• Optional file option prep work by @jnikula in #169
• Test multiple directives prep work by @jnikula in #170
• Optional file option v2 by @jnikula in #171
• test: fix stale reference to autotext by @jnikula in #172
• Enumerator values by @jnikula in #176
• changelog: list changes since v0.14 by @jnikula in #177
• Remove docker build targets, dockerfiles and stop doing docker releases by @jnikula in #178

Full Changelog: v0.14.0...v0.15.0