chore: release 1.7.4

Author: code-farmer-i

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@kangc/v-md-editor",
-  "version": "1.7.3",
+  "version": "1.7.4",
   "description": "A markdown editor built on Vue",
   "keywords": [
     "javascript",

src/base-editor.js

@@ -5,7 +5,7 @@ import Lang from '@/lang/';
 // font css
 import '@/assets/css/font';
 
-const version = '1.7.3';
+const version = '1.7.4';
 
 const install = (Vue) => {
   Vue.component(Component.name, Component);

src/codemirror-editor.js

@@ -5,7 +5,7 @@ import Lang from '@/lang/';
 // font css
 import '@/assets/css/font';
 
-const version = '1.7.3';
+const version = '1.7.4';
 
 const install = (Vue) => {
   Vue.component(Component.name, Component);

src/preview-html.js

@@ -3,7 +3,7 @@ import Component from './preview-html.vue';
 // font css
 import '@/assets/css/font';
 
-const version = '1.7.3';
+const version = '1.7.4';
 
 const install = (Vue) => {
   Vue.component(Component.name, Component);

src/preview.js

@@ -5,7 +5,7 @@ import Lang from '@/lang/';
 // font css
 import '@/assets/css/font';
 
-const version = '1.7.3';
+const version = '1.7.4';
 
 const install = (Vue) => {
   Vue.component(Component.name, Component);