v6.2.0

• Updated "Copied to clipboard" notification to include the identifier of the reference being copied
• Display a notification after setting a preference (language, version, or search engine)
• Display the current value alongside each preference listed for the yvset filter
• Switched from using {query} to using argv for reading input
• Made many improvements to the workflow updater script
• Upgraded radon package (used for testing code complexity) to v1.4.0