Improve rendering of labels

• 🐛 Fix rendering of custom line heights!
• ✨ Add ability to click Jumpy's status bar item to view your achievements.
• Improve default jumpy2.labelBorderColor to improve clarity when labels are adjacent. Useful for more aggressive regexes.
• ⌨️ Add link to https://bracklets.com (a typing training program I recently released).
• ⬆️ Upgrade a lot of dependencies.