Move the Balance Transfer sample application from
fabric-sdk-node to fabric-samples. This cr will
add the files to the fabric-samples. There will
another one to remove the files from fabric-sdk-node.
Change-Id: I2344ee00bcd47793ae07f203070af93bc2ee69d6
Signed-off-by: Bret Harrison <beharrison@nc.rr.com>
