refactor example demo (#713)

* refactor: Adjust the example directory structure

* perf form demo

* refine editor-slide-upload css

* refine demo

src/lang/en.js

@@ -37,8 +37,9 @@ export default {
     customTreeTable: 'Custom TreeTable',
     tab: 'Tab',
     form: 'Form',
-    createForm: 'Create Form',
-    editForm: 'Edit Form',
+    createArticle: 'Create Article',
+    editArticle: 'Edit Article',
+    articleList: 'Article List',
     errorPages: 'Error Pages',
     page401: '401',
     page404: '404',

src/lang/zh.js

@@ -37,8 +37,9 @@ export default {
     customTreeTable: '自定义树表',
     tab: 'Tab',
     form: '表单',
-    createForm: '创建表单',
-    editForm: '编辑表单',
+    createArticle: '创建文章',
+    editArticle: '编辑文章',
+    articleList: '文章列表',
     errorPages: '错误页面',
     page401: '401',
     page404: '404',