Allows control over when and how the plugin should update the specified AnimObject.
ModeFlags:
0 = (Default) Optimal updates at sync-time; Skeleton and Bone Palette will be updated as required for rendering.
1 = Always full skeleton update at sync-time; Performed during first potential sync, bone palette updated once animobject passes culling test.
2 = Always full skeleton update within JGS_Update, palette updated at sync-time as required
3 = Always full skeleton and palette update within JGS_Update.