53d6fa604d
Set the DHCP timeout to 120 seconds during virtual machine installation. Some users failed to run devstack, due to a low DHCP timeout setting. The default value is 60 seconds. This change sets the value to 120 secs, that should give enough time for most people. Change-Id: I15fde45ed0d005c1a8621134eee6c3c338b5be5d