Feature/datapoint grid

                'currentPowerSupply':  {'label': 'Current Power Supply',
                                        'datapoint': 'currentPowerSupply_currentPowerSupply',
                                        'cached': True
                                       },


                'currentPowerSupply':  {'label': 'Current Power Supply',
                                        'datapoint': 'currentPowerSupply_currentPowerSupply',
                                        'cached': False
                                       },