Make clone return a mutable object #224
Merged
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BEGINRELEASENOTES
clone
function always return a mutable object, also when called on an immutable object (Fixes Discussion: should "clone" of a constant object return a new mutable object? #219)ENDRELEASENOTES
Following the discussion in #219 maybe we could also add a
mutableCopy
for the immutable objects that simply callsclone
?