update logo

Author: mli

_includes/header.html

@@ -2,7 +2,8 @@
 
   <div class="wrapper">
 
-    <a class="site-title" href="{{ site.baseurl }}/"> DMLC </a>
+    <a class="site-title" href="{{ site.baseurl }}/"> <img src="http://data.dmlc.ml/theme/dmlc.png"
+  height=30px style="vertical-align: middle; margin-bottom: 4px;"/> </a>
 
     <nav class="site-nav">
       <div class="trigger">

about.md

@@ -5,8 +5,8 @@
 
 <div class="dmlc-head">
   <div class="container">
-    <h1><img src="https://avatars2.githubusercontent.com/u/11508361?v=3&s=60"
-    alt="DMLC" class="img-rounded"> <a href="https://github.com/dmlc" >DMLC</a> for Scalable and Reliable Machine Learning </h1>
+    <h1> <a href="https://github.com/dmlc" ><img src="http://data.dmlc.ml/theme/dmlc.png"
+  height=50px style="vertical-align: middle; margin-bottom: 4px;"/></a> for Scalable and Reliable Machine Learning </h1>
   </div>
 </div>