Description of problem:
system-control-network doesn't run on my system as a non-root user.


How reproducible:
Steps to Reproduce:
1. run system-control-network as a regular user
  
Actual results:
Traceback (most recent call last):
  File "/usr/bin/system-control-network", line 484, in <module>
    window = mainDialog()
  File "/usr/bin/system-control-network", line 117, in __init__
    self.devicelist = self.getProfDeviceList()
  File "/usr/bin/system-control-network", line 406, in getProfDeviceList
    profilelist = getProfileList(refresh)
  File "/usr/share/system-config-network/netconfpkg/NCProfileList.py", line 652,
in getProfileList
    __PFList.load()
  File "/usr/share/system-config-network/netconfpkg/NCProfileList.py", line 75,
in load
    changed = updateNetworkScripts()
  File "/usr/share/system-config-network/netconfpkg/NC_functions.py", line 940,
in updateNetworkScripts
    log.log(5, "Cannot write to %s" % (getRoot + "/"))
TypeError: unsupported operand type(s) for +: 'function' and 'str'


Expected results:
See it running and be able to activate/deactivate devices