3.0.2-beta.21

What's Changed

• Export current page as image by @philips-clanker in #178
• Add SCREENSHOTS.md gallery of the plugin's main features by @philips-clanker in #180
• Fix issue #179: thumbnail sidebar overlays instead of resizing the page view by @philips-clanker in #181

Full Changelog: 3.0.2-beta.20...3.0.2-beta.21