As Junos can have e-0/0/0.0 pattern for physical interface,added code to set it has parent for logical interface

Change-Id: I77bfc3401042634fc70a9f7ed4705123a421effd
Merge pull request #22 from sbavanasi/baremetal_3

As Junos can have e-0/0/0.0 pattern for physical interface,added code to...