新增微信导航icon (#33)

* add new icon

packages/vant-css/scripts/fount-config.js

@@ -164,13 +164,18 @@ module.exports = {
     },
     {
       keywords: ['password', 'view'],
-      src: '密码可查看.svg',
+      src: '密码可见.svg',
       css: 'password-view'
     },
     {
       keywords: ['password', 'not', 'view'],
-      src: '密码不可查看.svg',
+      src: '密码不见.svg',
       css: 'password-not-view'
+    },
+    {
+      keywords: ['wap', 'nav'],
+      src: 'wap导航.svg',
+      css: 'wap-nav'
     }
   ]
 };

packages/vant-css/src/icon.css

@@ -2,11 +2,11 @@
 
 @font-face {
   font-family: 'vant-icon';
-  src: url('https://b.yzcdn.cn/zanui/icon/vant-icon-1f66ec158e.eot');
-  src: url('https://b.yzcdn.cn/zanui/icon/vant-icon-1f66ec158e.eot?#iefix') format('embedded-opentype'),
-       url('https://b.yzcdn.cn/zanui/icon/vant-icon-1f66ec158e.woff2') format('woff2'),
-       url('https://b.yzcdn.cn/zanui/icon/vant-icon-1f66ec158e.woff') format('woff'),
-       url('https://b.yzcdn.cn/zanui/icon/vant-icon-1f66ec158e.ttf') format('truetype')
+  src: url('https://b.yzcdn.cn/zanui/icon/vant-icon-d550401a10.eot');
+  src: url('https://b.yzcdn.cn/zanui/icon/vant-icon-d550401a10.eot?#iefix') format('embedded-opentype'),
+       url('https://b.yzcdn.cn/zanui/icon/vant-icon-d550401a10.woff2') format('woff2'),
+       url('https://b.yzcdn.cn/zanui/icon/vant-icon-d550401a10.woff') format('woff'),
+       url('https://b.yzcdn.cn/zanui/icon/vant-icon-d550401a10.ttf') format('truetype')
 }
 
 .van-icon {
@@ -77,4 +77,5 @@
 .van-icon-wechat:before { content: '\e81b'; } /* '' */
 .van-icon-alipay:before { content: '\e81c'; } /* '' */
 .van-icon-password-view:before { content: '\e81d'; } /* '' */
-.van-icon-password-not-view:before { content: '\e81e'; } /* '' */
+.van-icon-password-not-view:before { content: '\e81e'; } /* '' */
+.van-icon-wap-nav:before { content: '\e81f'; } /* '' */