net/onedrivegui: New port: simple GUI for OneDrive client with multi-account support

A GUI for FreeBSD/Linux OneDrive Client with multi-account support.

Feature Highlights

• Management and configuration of multiple OneDrive accounts.
• Asynchronous real-time monitoring of multiple OneDrive accounts.
• Setup wizard for easy OneDrive profile creation and import.
• Auto-sync on GUI startup.
• Support for GUI-based login process.
• System tray (if supported by your desktop environment).
• Start minimized to tray/dock.
• Input validation to prevent configuration of incompatible OneDrive client options.
• Progress monitoring of multiple simultaneous file transfers.
• Import and management of SharePoint Shared Libraries.
• Tooltips with brief explanations of various OneDrive Client configuration options.
• Prompt for re-sync authorization to prevent unexpected data loss.