Guietta

Changed
- Timer fixes for get()

Changed
- Accept non-integer time intervals
- Timers are stopped when the window is closed

Changed
- Fixed 'with' syntax bug on Python 3.11+

Added
- Led class

Added
- Widget groups to set/get multiple widgets using any Python iterable
- ValueSlider editbox now has a name, allowing it to be referenced

Changed
- Removed debug output
- Fixed bug preventing "execute_in_main_thread" decorator to work
when "execute_in_background" is not used as well.

Added
- keyword "projection" to matplotlib M() widget,
passed internally to add_subplot.