1.4.20 Alpha

Breaking changes

• prefix was replaced by matchingRegex #598, thanks @martinbonnin

Improvements and bug fixes

• Dokka is now build using Kotlin 1.4.20
• javadoc now handles @inheritDoc annotation #1608
• breadcrumbs improvements in html format #1590
• functions and properties can be divided into inherited and declared #1535
• argument order is now preserved #1619, thanks @gzoritchak
• page navigation now has correct height on Safari #1633