add X axis name, Y axis name.

[XD-DENG]

var data = echarts.dataTool.prepareBoxplotData([
    [850, 740, 900, 1070, 930, 850, 950, 980, 980, 880, 1000, 980, 930, 650, 760, 810, 1000, 1000, 960, 960]
]);

option = {
    title: [
        {
            text: 'upper: Q3 + 1.5 * IRQ \nlower: Q1 - 1.5 * IRQ',
            borderColor: '#999',
            borderWidth: 1,
            textStyle: {
                fontSize: 14
            },
            left: '10%',
            top: '90%'
        }
    ],

    tooltip: {
        trigger: 'item',
        axisPointer: {
            type: 'shadow'
        }
    },

    grid: {
        left: '10%',
        right: '10%',
        bottom: '15%'
    },

    xAxis: {
        type: 'category',
        name:"X",
        data: data.axisData,
        boundaryGap: true,
        nameGap: 30,
        splitArea: {
            show: false
        },
        axisLabel: {
            formatter: 'expr {value}'
        },
        splitLine: {
            show: false
        }
    },

    yAxis: {
        type: 'value',
        name: 'km/s minus 299,000',
        splitArea: {
            show: true
        }
    },

    series: [
        {
            name: 'boxplot',
            type: 'boxplot',
            data: data.boxData,
            tooltip: {
                formatter: function (param) {
                    return [
                        'Experiment ' + param.name + ': ',
                        'upper: ' + param.data[4],
                        'Q3: ' + param.data[3],
                        'median: ' + param.data[2],
                        'Q1: ' + param.data[1],
                        'lower: ' + param.data[0]
                    ].join('<br/>')
                }
            }
        },
        {
            name: 'outlier',
            type: 'scatter',
            data: data.outliers
        }
    ]
};

[XD-DENG]

addressed with commit 6415065c7bc1376ba82ae6498455a9168ed596f0