/**
* @description
* Remove property (attribute) from an element.
*
* @memberof $
* @method prop/kill
*
* @param {Array} prop The property whose value will be removed.
*
* @example
* $.prop(target).kill('property');
* $(target).prop.kill('property');
*/
function propKill(prp) {
var args = this;
var subject = args[0];
var i = args[1];
while (i--) subject[i].removeAttribute(prp);
}