Use os.path.join to join paths pieces
Use os.path.join to join paths pieces

os.path.join is the python portable way to join piecies of a path.
This patch changes code that was just concatenating strings using
/ as a separator.

Signed-off-by: Murillo Fernandes Bernardes <651c3c609326b7860717e561b321b204fce2fb41@linux.vnet.ibm.com>
Signed-off-by: Scott Moser <f411aed5b71f5ab75e7f202cdde1f0f4410975aa@linux.vnet.ibm.com>

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