merge
Description:
Merges copies of value1 and value2.
Values that are not of type GST_TYPE_LIST are treated as if they were lists of length 1.
The result will be put into dest and will either be a list that will not contain any duplicates, or a non-list type (if
value1 and value2 were equal).
Parameters:
| dest |
an uninitialized Value to take the result |
| value1 |
a Value |
| value2 |
a Value |