v0.8.1

What's Changed

• Refactor cpp fixes in preparation for C++ autosummary extension by @jbms in #116
• Fix #121 (top border in hamburger menu for active item) by @jbms in #123
• Support dirhtml builder by @jbms in #124
• fix #118 by @2bndy5 in #125
• Fix Python type_annotation_transforms for Python<3.9 by @jbms in #128
• Fix base_url path for dirhtml builder by @jbms in #133
• Add include_rubrics_in_toc object description option by @mhostetter in #136
• Fix several issues with nav_adapt and add unit tests by @jbms in #139

Full Changelog: v0.8.0...v0.8.1