contents: include my photo in about section.

Author: CptGit

_includes/about.html

@@ -1,15 +1,17 @@
 <div id="about">
   <h2>About</h2>
-  <p>Welcome back, Commander! My name is <b>Zhiqiang Zang</b> (<b>臧志强</b>).</p>
-
+  <img src="{{ '/assets/img/avatar.jpg' | absolute_url }}" alt="My avatar" class="avatar">
+  <p>Welcome back, Commander!</p>
   <p>
+    My name is <b>Zhiqiang Zang</b> (<b>臧志强</b>).
     I am a Ph.D. candidate at
     <a href="https://www.utexas.edu/">The University of Texas at Austin</a>,
     working with Prof. <a href="http://users.ece.utexas.edu/~gligoric/">Milos
       Gligoric</a>. My current research interests are JIT
-    (Just-In-Time) compiler testing and optimization. I have also
-    explored other software engineering and programming language
-    topics, including debugging and declarative languages.
+    (Just-In-Time) compiler testing and optimization. I am also
+    familiar with other software engineering and programming language
+    topics, including debugging, domain-specific languages, program
+    analysis, etc.
   </p>
 
   <p>

_sass/_layout.scss

@@ -85,6 +85,14 @@
   max-width: 33em;
   font-size: $normalsize;
 
+  img.avatar {
+    width: 128px;
+    height: 128px;
+    margin-left: 5px;
+    margin-right: 5px;
+    float: left
+  }
+
   h2 {
     font-size: $h2size;
   }