[Feature Request] Migrate to glance

[w2sv]

Overview

Use glance for the widget UI implementation.

Envisioned benefits:

• Sleeker and more modern UI
• Easier, more maintainable UI code and obviously removal of xml files
• Customizable font family
• Configurable property divider
• Configurable button sizes #165
• Convenient widget testing
• Round widget corners below sdk 31