Feature/english (#381)

* perf[navbar]: set langSelect to component && refine errorLog component

* feat[login]:add 18n to login form

* fix[pagination]: fixed when selected page-sizes

* perf[i18n]:dashboard document svg permission

* perf[charts]: perf effect

* perf[i18n]:excel && zip

* perf[i18n]: table && errorLog && theme

* perf[i18n]: components

* perf[i18n]: direct use $t

* perf[i18n]: complex-table

* update README.md

* update README.md 📘

* perf[i18n]: refine code comments

src/views/dashboard/admin/components/BarChart.vue

@@ -4,7 +4,7 @@
 
 <script>
 import echarts from 'echarts'
-require('echarts/theme/macarons') // echarts 主题
+require('echarts/theme/macarons') // echarts theme
 import { debounce } from '@/utils'
 
 const animationDuration = 6000