- In change I16b180a298e104f393b5f665409cdf4ba5bff203 an
error was introduced i how _get_impl was defiend in
os_vif/internal/command/ip/api.py. This change correct
the error by returning a instance of the the PyRoute2
class instead of a reference to the enclosing module.
- This change adds exists to the ip command interfece.
- This change makes the windows version also inherit from
the ip_command abstract base class.
Closes-Bug: #1797182
Change-Id: I82377297db9e9ff7fad055dadb73864964f427d9