site: add kitchen link in footer

docs/spec/download.en-US.md

@@ -49,7 +49,7 @@ Please find below some of the design resources and tools about Ant Design that w
     </div>
     <div class="resource-card-content">
       <span class="resource-card-title">Kitchen</span>
-      <span class="resource-card-description">A Sketch plugin for designers with a collection of great tools</span>
+      <span class="resource-card-description">A Sketch plugin with a collection of great tools</span>
     </div>
   </a>
   <a target="_blank" href="http://ux.ant.design" class="resource-card">

docs/spec/download.zh-CN.md

@@ -49,7 +49,7 @@ title: 设计资源
     </div>
     <div class="resource-card-content">
       <span class="resource-card-title">Kitchen</span>
-      <span class="resource-card-description">一个为设计师提效的 Sketch 工具集，让你的设计秀色可餐</span>
+      <span class="resource-card-description">Sketch 工具集</span>
     </div>
   </a>
   <a target="_blank" href="http://ux.ant.design" class="resource-card">

site/theme/en-US.js

@@ -44,6 +44,7 @@ module.exports = {
     'app.footer.chinamirror': 'China Mirror 🇨🇳',
     'app.footer.primary-color-changed': 'Change primary color successfully!',
     'app.footer.scaffold': 'Scaffold',
+    'app.footer.kitchen': 'Sketch Toolkit',
     'app.footer.scaffolds': 'Scaffold Market',
     'app.footer.dev-tools': 'Developer Tools',
     'app.footer.dva': 'Framework',

site/theme/template/Layout/Footer.jsx

@@ -106,6 +106,11 @@ class Footer extends React.Component {
                     <FormattedMessage id="app.footer.awesome" />
                   </a>
                 </div>
+                <div>
+                  <a target="_blank" rel="noopener noreferrer" href="http://ux.ant.design">Kitchen</a>
+                  <span> - </span>
+                  <FormattedMessage id="app.footer.kitchen" />
+                </div>
                 <div>
                   <a href="http://scaffold.ant.design">Scaffolds</a>
                   <span> - </span>

site/theme/zh-CN.js

@@ -43,6 +43,7 @@ module.exports = {
     'app.footer.awesome': 'Awesome Ant Design',
     'app.footer.chinamirror': '国内镜像站点 🇨🇳',
     'app.footer.primary-color-changed': '修改主题色成功！',
+    'app.footer.kitchen': 'Sketch 工具集',
     'app.footer.scaffold': '脚手架',
     'app.footer.scaffolds': '脚手架市场',
     'app.footer.dev-tools': '开发工具',