a) Name.Value attribute was read only
b) Name.[Get|Set]Value  not working property
c) Name.ReferToR1C1xxx attributes not returning r1c1 related addresses
d) Names.Add just not working( should return a reference to the new Name )
e) Names.Add not handling multi-area addresses, not constructing the Content for the names correctly

Change-Id: I6f3c1cf029d5e4003c5900a4e9525f5a0d9a8ed6