feature:add i18n

src/components/SvgIcon/index.vue

@@ -1,5 +1,5 @@
 <template>
-  <svg class="svg-icon" aria-hidden="true">
+  <svg :class="svgClass" aria-hidden="true">
     <use :xlink:href="iconName"></use>
   </svg>
 </template>
@@ -11,11 +11,21 @@ export default {
     iconClass: {
       type: String,
       required: true
+    },
+    className: {
+      type: String
     }
   },
   computed: {
     iconName() {
       return `#icon-${this.iconClass}`
+    },
+    svgClass() {
+      if (this.className) {
+        return 'svg-icon ' + this.className
+      } else {
+        return 'svg-icon'
+      }
     }
   }
 }