树状图修改，部分配置文件修改

shuishen

2021-06-09 c358fd31d1bb2fd0e37c8414b677a3194697dbd9

1
.claro .dijitTitlePaneRtl .dijitClosed .dijitArrowNode,.claro .dijitFieldsetRtl .dijitFieldsetTitleClosed .dijitArrowNode {background-position: -7px 0;}