Apparently the YAML template features do not
support multiple interpolation, so this yields b:
a: b
c: '{a}'
But the following yields {a}, not the desired b:
a: b
c: '{a}'
d: '{c}'
Signed-off-by: Lott, Christopher (cl778h) <cl778h@att.com>
Change-Id: Iec3479d07359ace6d481c86954e2b7faadb18c00