Guietta

Added
- HeartBeat widget

Changed
- Inverted import order of PyQt5 and PySide2,
giving priority to PyQt5 to fix compatibility
problems with matplotlib

Added
- Matplotlib widgets expose all methods of their
Axes and AxesImage children widgets.
- Convenience function colorbar() for matplotlib widgets

Added
- Matplotlib updatable widgets MA()

Added
- New syntax for edit field initialization
- New syntax for automatic buttons with a callable
- Optional checked parameter for radio buttons
- Setup function to be executed after GUI initialization
- Labels can be initialized with % format strings

Changed
- Fixed bug with matplotlib colobars
- Sub-GUIs now inherit the exception mode of the main GUI
- StdoutLog widget only captures output after GUI
has been initialized, in order to avoid error messages
"disappearing" if they happen before the GUI is shown.

Added
- timer_count()

Changed
- the timer callback now gets the gui as its first argument
- fixed bug where matplotlib images were rescaled every time the Ax
decorator was used, if a colorbar was been created.