添加指标
com.finebi.common.impl.service.conf.FineMeasureServiceImpl#modifyMeasure
获取指标
@RequestMapping(value = "/widget/pool/custom", method = RequestMethod.GET)
public FineRespond getWidgetCustomPool（）
自定义指标
com.finebi.dashboard.api.bean.measure.MeasureFullConfigBean
配置
com.finebi.common.api.cell.CellProvider