Exception when try to set column values

[Francesco Apollonio]

I've founded two exceptions:
Trying to add a network card connected directly to host:
Traceback (most recent call last):
  File "/home/kekko/workspace/virtualbrick/virtualbricks_GUI.py", line 1282, in on_vmplug_add
    self.update_vmplugs_tree()
  File "/home/kekko/workspace/virtualbrick/virtualbricks_GUI.py", line 1289, in update_vmplugs_tree
    self.vmplugs.set_value(iter,0,pl.vlan)
TypeError: value is of the wrong type for this column
Starting a new VM:
Traceback (most recent call last):
  File "/home/kekko/workspace/virtualbrick/virtualbricks_GUI.py", line 1602, in check_joblist
    self.running_bricks.set_value(iter,0,b.pid)
TypeError: value is of the wrong type for this column

[Francesco Apollonio (lorddex)]

fixed the first exception in r30

[Francesco Apollonio (lorddex)]

fixed in r31