code: function any(target, fn) {
    var keys = Object.keys(target);
    for(var i = 0, len = keys.length; i < len; i++) {
      var key = keys[i];
      var value = target[key];
      if(fn(value, key)) return true;
    }
    return false;
  }
docs: Applies a predicate to collection and returns true if any of the items match
  it