cc_add_news_item last argument assoc should be optional for News::ItemTypes that do not require the argument (Award, Money, Graph, Null)

Realistically in many cases, the minimum pedestrian signal timing is what makes a signal phase unnecessarily long for the parallel vehicle phase. Pedestrian phase timing is walk + flash don't walk; where walk is usually 7 sec in Seattle, and flash don't walk is calculated by crosswalk length / average walk speed (3.5 ft/sec). It feels unrealistic as user right now can adjust timing however we wa

🙋 Feature Request

🔦 Context

The wiki is very outdated and there is missing information. What I mean is that we should create a more user friendly wiki, with descriptions of every building, game element... Maybe we should add also pictures of the buildings or animations. I don't know, but we must do something to improve it. What do you think?

How can I get access to http://wiki.unknown-horizons.org/w/Main_Page? I would lik

Python users are used to using getters and setters to access properties of objects.
See for example #1687.
Such getters and setters are not implemented in the Webots Python API.
They could be easily added. See https://www.geeksforgeeks.org/getter-and-setter-in-python for reference.

instead of immediately loading the icon. This should save some resources when there are a lot of key prompts.
So when they detect a change they mark themselves as dirty, and in the _Process they would check if they are not visible and return to skip processing. If they are visible and dirty they should load the key icon.

Examples to be removed:

• space_invaders/et_space_invaders.py
• space_invaders/minimal_space_invaders.py
• space_invaders/random_baseline.py
• asteroids/random_network_baseline.py
• datasets/davis.py
• datasets/spoken_mnist.py
• mnist/batch_conv_mnist.py
• mnist/minimal_mnist.py
• mnist/minimal_resevoir.py
• mnist/minimal_supervised_mnist.py
• [