add

package.json

src/components/Dropzone/index.vue

src/components/SplitPane/Pane.vue

src/components/SplitPane/Resizer.vue

src/components/SplitPane/SplitPane-backup.vue

src/components/SplitPane/index.js

src/components/SplitPane/index.vue

src/components/twoDndList/index.vue

src/mock/index.js

src/router/index.js

src/styles/index.scss

src/views/components/dndlist.vue

src/views/components/dropzone.vue

src/views/components/splitpane.vue

src/views/components/sticky.vue

src/views/error/404.vue

src/views/excel/index.vue