nail down 0.1.0 for Maya (maya script)

//v0.1a

// usage:

// select components, and inf(jnts), order is not matter

// >> nailDown 0;

// will remove inf from other jnts

// >> nailDown 1;

// will remove inf from selected jnts

//

// also, jnts may be selected from influences list

// from skinning tool