refactor[core]: use webpack-dev-server now (#355)

* bump deps: update vue-splitpane version

* refactor[chore]: use webpack-dev-serve build

* perf:settings

* doc: uodate readme

src/views/excel/exportExcel.vue

@@ -35,7 +35,7 @@
 
 <script>
 import { fetchList } from '@/api/article'
-import { parseTime } from 'utils'
+import { parseTime } from '@/utils'
 
 export default {
   name: 'exportExcel',
@@ -61,7 +61,7 @@ export default {
     handleDownload() {
       this.downloadLoading = true
       require.ensure([], () => {
-        const { export_json_to_excel } = require('vendor/Export2Excel')
+        const { export_json_to_excel } = require('@/vendor/Export2Excel')
         const tHeader = ['序号', '文章标题', '作者', '阅读数', '发布时间']
         const filterVal = ['id', 'title', 'author', 'pageviews', 'display_time']
         const list = this.list

src/views/excel/selectExcel.vue

@@ -67,7 +67,7 @@ export default {
       if (this.multipleSelection.length) {
         this.downloadLoading = true
         require.ensure([], () => {
-          const { export_json_to_excel } = require('vendor/Export2Excel')
+          const { export_json_to_excel } = require('@/vendor/Export2Excel')
           const tHeader = ['序号', '文章标题', '作者', '阅读数', '发布时间']
           const filterVal = ['id', 'title', 'author', 'pageviews', 'display_time']
           const list = this.multipleSelection

src/views/excel/uploadExcel.vue

@@ -9,7 +9,7 @@
 </template>
 
 <script>
-import UploadExcelComponent from 'components/UploadExcel/index.vue'
+import UploadExcelComponent from '@/components/UploadExcel/index.vue'
 
 export default {
   name: 'uploadExcel',