* This should make it easier to identify and find actions/conditions. Categories give more clarity and icons help to identify what's available without reading everything.
* Add a for each structure event
* Apply review instructions to newIDE
* Fix naming in code generator
* Rename ForEachStructure
--> ForEachChildVariable
* Rename Structure and Variable
--> IterableVariableName and IteratorVariableName
* Delete old file
* Fix flow typing
* Remove unecessary includes
* Add key iterator, make iterators optional
* Clean up ForEachChildVariableEvent.js
* Add method on gdjs.Variable to replace children
* Add word warp to the event label
* 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