Updated main to handle MultipleNodeError.
Updated main to handle MultipleNodeError.

The new error is not part of the standard class so it had to be handled
differently.

Signed-off-by: Marcos Cintron <d68a97f9cedacc5e727c3ff243ef4cc60a101b2f@us.ibm.com>
Signed-off-by: Scott Moser <f411aed5b71f5ab75e7f202cdde1f0f4410975aa@linux.vnet.ibm.com>

Awingu/open-ovf,Awingu/open-ovf,Awingu/open-ovf,Awingu/open-ovf