Returns the augmented form of this vector
The augmented form is a Vector of the same length + 1
The new axis will have the given value, or 1 when it is not specified
overload 1:
Vector3:augmented()
| Method Property | Fluent Description | Representation |
| Return Value | a Vector4 | |
overload 2:
Vector3:augmented(value)
| Method Property | Fluent Description | Representation |
| value accepts | a Number | |
| Return Value | a Vector4 | |