v0.3.4

• Fix an issue where events would be shown twice when a site's ServiceWorker handles the event request
• Fix a crash when trying to validate an event with a null object in the contexts array (#72, thanks @awoehrl!)
• Fix an issue where the icon in the button for editing Test Suites did not work on macOS (#71, thanks @gibbok!)
• Fix an issue where the fonts to use were inherited incorrectly