v0.8.4: Improved WebConnect, various fixes

• Fix segfault on ./sage --help (#32) 🐛
  • Thanks @aclindsa!
• Add download count for GitHub Releases to README ✨
• WebConnect Beta development ✨
  • Capture and display .gifs from headless browser sessions
  • Add multi-format record renderer for errors
  • Add Ally Bank support
  • Add UFCU support
• Add a GitHub Sponsors button ✨
• Use Node 14 and Go 1.16 🔄
• Show error in feedback when finding accounts fails 🐛
• Ignore account open date errors, even after retries 🐛
• Bump ofxgo to pick up validation error changes 🐛
• Vulnerability fixes 🐛