README tweak
README tweak

100star/echarts,hexj/echarts,chenfwind/echarts,ecomfe/echarts,chenfwind/echarts,hexj/echarts,starlkj/echarts,100star/echarts,apache/incubator-echarts,starlkj/echarts,hexj/echarts,starlkj/echarts,ecomfe/echarts,apache/incubator-echarts