Task: copyhd
Purpose: Copy items from one data-set to another.
Categories: utility
COPYHD is a Miriad task which copies items from one Miriad data-set
to another. There is no interpretation of the items at all.
Key: in
Name of the input data set. No default.
Key: out
Name of the output data set. This must already exist. No default.
Key: items
A list of items to be copied across. At least one value must be
given.