Change note style in skin.ini with v1/v2/v3, don't change note names.

//4k
//v1 - o2 style, small cut LN
//v2 - R skin {NOT YET CREATED}

//xk - other keymodes
//v1 - R skin style, 'ideal' cut LN for scroll 31 (used for 6k & 7k)
//v2 - R skin, slightly longer LN tail than v1 w/o red outline
//v3 - R skin, slightly longer LN tail than v1 w/ red outline
//v4 - R skin, Kalkai-style LN (faded and cut)