[Carnage]

Group: this is used for where the style var is displayed in the style var editor; the bold titles are the groups. If you enter an unused title, a new group should be automatically created.

Stylevarid: this is the name for your style var and the name you use to refer to it in template. Must be unique

Friendly name: no effect at the moment, but it will at some point be used as the name the style var is called in the stylevar editor.

Description: not exactly sure where this is displayed but it should describe the style var

Other fields should be obvious.