Update page action matching rules

• Minor refactoring and dev dependency housekeeping
• Add dark theme support to options. 8cca1fb
• Add new page action matching rules for enty, picdig, baraag, bilibili, arca.live, fandom.com, 4chan, gelbooru/safebooru/rule34 and instagram. f5357eb

Full Changelog: v3.2.0...v3.3.0