* You can now simply write the name of the scene or global variable in an expression to use it: `1 + MyVariable` (instead of `1 + Variable(MyVariable)`).
* Objects can also have their variables accessed like this: `MyObject.MyVariable` (instead of `MyObject.Variable(MyVariable)`.
* This also works for properties inside functions of behaviors or custom objects. For example, you can write `Speed` instead of `Object.Behavior::PropertySpeed()`.
* This syntax will also handle all types of variables without the need to write ToString. For example, you can now write "Score: " + CoinsEarned instead of "Score: " + ToString(Variable(CoinsEarned)).
* This syntax will only work (and autocompletions will be shown) if you add the variable in the variables editor of the scene, the project or in the variables of the object. It's a good practice to always declare your variables here and give them a default value - do it to benefit from this new simplified syntax, which will make your formulas and expressions much more readable.
* When you rename a variable in an editor, it will now rename the variables everywhere in the events of the project. This makes it much easier to change the name of a variable if you find a better one. Note that this works for "rootæ variables, but not variables inside structures or arrays.
Don't show the rest in the changelog:
This was because the OnceTriggers were shared with the runtime scene. Now each behavior has its set of Once Triggers. This means that Once Triggers "survive" if the behavior is deactivated then activated again.
Added integration test for generated behavior
Fix#1843
* Update all CMakeLists of extensions to use clang-format
* Run clang-format on all Extensions
* Update GDCore CMakeLists.txt to add clang-format
* Run clang-format on GDCore files
* Update GDJS and GDCpp CMakeLists.txt to add clang-format
* Run clang-format on GDCpp and GDJS files
* Use the port number in SendHttpRequest and DownloadFile
* Fix "Custom size" and "Custom viewports" not displayed in layer propgrid
* Fix Fedora spec file
* Use automatic versioning from git
* A "correct" version number is now generated even if git is unable to find a tag
Florian Rival