Adapt to changes in ActionStateBefore

[ZdenekM]

The changes (all properties are now optional) were introduced in robofit/arcor2#705.

[ZdenekM]

@Kapim This is done, right?

[Kapim]

Well, there was no change in the editor regarding this and the editor only uses the ActionId property, which should be always available when the editor is involved, IIRC.