Release v1.6.2

Resolve macOS pkg installation issue due to cannot verify, override by:

xattr -rd com.apple.quarantine <path to package>

What's Changed

• Remove test mode support by @zhangt58
  • Data source not updated in StatusBar
• Improved the troubleshooting on API tokens by @zhangt58
• Add installation section by @zhangt58
• Display Footnotes on to the Abstract Card by @zhangt58