4.28.1 - UC Mode updates and refactoring

UC Mode updates and refactoring

• Add support for uc_gui_handle_cf() in the Driver() formats
  --> This resolves #2879
• Update the Dockerfile
  --> This resolves #2881
• Update UC Mode examples
  --> This resolves #2880
• Update the UC Mode documentation
• Do some refactoring
• Refresh Python dependencies

What's Changed

• UC Mode updates and refactoring by @mdmintz in #2882

Full Changelog: v4.28.0...v4.28.1