Add nodes for curves similar to objects node like: Trasformation, selected nodes, extrude etc...

Several custom JSDoc tags would aid in the development of the generator.

@extendable {boolean} description goes here blah blah blah

To signify whether an array, ThresholdTable, or other object is easily extendable by people that are less familiar with the codebase.

@rpgsystem {type}

To specify attributes that are specific to one RPG system (i.e. armour class, etc) in c

Currently it looks like that:

We could use a UI theme there. I'd also rather use styleboxes and piggyback on button and similar nodes than use custom textures.

The file dialogs should get the ability to store bookmarks and maybe even to show the default folders of the OS (like Downloads, Pictures, ...)

The custom bookmarks should just be stored as a Cvar (see core/Var.h, or in-game-console command cvarlist) that is separated with ;