SL-362 - changed 'could not link driven params for wearable' into a debug message. Needs more diagnosis to figure out whether we care. Silencing for now to avoid redundant bug reports.

SL-276 - move alt eyes out of face root, match coords exactly. Return face root to 3 digit precision.

SL-276, SL-344 - Skeleton and slider updates including new face joints to enable nose, eye slider controls. Increased max joint count.