新增：菜单组件增加国际化语言支持；

src/utils/Objects.js

@@ -0,0 +1,24 @@
+/**
+ * 给对象注入属性
+ * @param keys 属性key数组， 如 keys = ['config', 'path'] , 则会给对象注入 object.config.path 的属性
+ * @param value 属性值
+ * @returns {Object}
+ */
+Object.defineProperty(Object.prototype, 'assignProps', {
+  writable: false,
+  enumerable: false,
+  configurable: true,
+  value: function (keys, value) {
+    let props = this
+    for (let i = 0; i < keys.length; i++) {
+      let key = keys[i]
+      if (i == keys.length - 1) {
+        props[key] = value
+      } else {
+        props[key] = props[key] == undefined ? {} : props[key]
+        props = props[key]
+      }
+    }
+    return this
+  }
+})

src/utils/utils.less

@@ -1,48 +0,0 @@
-.textOverflow() {
-  overflow: hidden;
-  text-overflow: ellipsis;
-  word-break: break-all;
-  white-space: nowrap;
-}
-
-.textOverflowMulti(@line: 3, @bg: #fff) {
-  overflow: hidden;
-  position: relative;
-  line-height: 1.5em;
-  max-height: @line * 1.5em;
-  text-align: justify;
-  margin-right: -1em;
-  padding-right: 1em;
-  &:before {
-    background: @bg;
-    content: '...';
-    padding: 0 1px;
-    position: absolute;
-    right: 14px;
-    bottom: 0;
-  }
-  &:after {
-    background: white;
-    content: '';
-    margin-top: 0.2em;
-    position: absolute;
-    right: 14px;
-    width: 1em;
-    height: 1em;
-  }
-}
-
-.clearfix() {
-  zoom: 1;
-  &:before,
-  &:after {
-    content: ' ';
-    display: table;
-  }
-  &:after {
-    clear: both;
-    visibility: hidden;
-    font-size: 0;
-    height: 0;
-  }
-}