Remove creation of VariableDef instances for the input and output endpoints (not needed any more)
Remove creation of VariableDef instances for the input and output endpoints (not needed any more)

rockneurotiko/wirecloud,rockneurotiko/wirecloud,rockneurotiko/wirecloud,jpajuelo/wirecloud,jpajuelo/wirecloud,jpajuelo/wirecloud,rockneurotiko/wirecloud,jpajuelo/wirecloud