Bugfixes for:
  File
"/usr/lib/enigma2/python/Plugins/Extensions/OpenWebif/controllers/models
/services.py", line 382, in getSubServices
    "servicename": "N/A"
exceptions.AttributeError: 'list' object attribute 'append' is read-only

and:
  File
"/usr/lib/enigma2/python/Plugins/Extensions/OpenWebif/controllers/models
/services.py", line 371, in getSubServices
    print subservices.getNumberOfSubservices()
exceptions.AttributeError: 'NoneType' object has no attribute
'getNumberOfSubservices'