富文本编辑器增加convert_url参数；

src/components/tinymce-editor/index.vue

@@ -55,6 +55,7 @@ export default {
         branding: false,
         statusbar: false,
         powerpaste_word_import: 'merge',
+        convert_urls: false,
         images_upload_handler: (blobInfo, success, failure) => {
           var form = new FormData()
           form.append('file', blobInfo.blob(), blobInfo.filename())