[self] update about-bg

Author: Huxpro

_includes/footer.html

@@ -274,7 +274,7 @@
     var $select = document.querySelector("select");
 
     // bind hashchange event
-    // Changes at v1.7.2: change the language flag from hash-based to in-memory based
+    // Changes at v1.7.2: change the language flag from hash-basing to in-memory basing
     // due to its confliction with catalog anchors.
     // window.addEventListener('hashchange', _render);
 

about.html

@@ -2,18 +2,15 @@
 layout: page
 title: "About"
 description: "Hey, this is Hux."
-header-img: "img/about-bg.jpg"
+header-img: "img/about-bg-walle.jpg"
 multilingual: true
 ---
 
-<!-- Multi-Lingual -->
-{% if page.multilingual %}
 <!-- Language Selector -->
 <select class="sel-lang" onchange= "onLanChange(this.options[this.options.selectedIndex].value)">
     <option value="0" selected> 中文 Chinese </option>
     <option value="1"> 英文 English </option>
 </select>
-{% endif %}
 
 <!-- Chinese Version -->
 <div class="zh post-container">