add new field, keep name field constant
As per the discussion in #7 (closed), add a new field to dseries
that keeps track of the operations that have been taken on that series. In doing so, the name
field should now remain constant.
As per the discussion in #7 (closed), add a new field to dseries
that keeps track of the operations that have been taken on that series. In doing so, the name
field should now remain constant.