Various site updates

Author: computron

_raw/team_duoW.jpg

@@ -187,7 +187,7 @@ <h4>Zhuoying Zhu</h4>
 
                 <div class="col-md-4 col-md-offset-2 col-sm-6 col-sm-offset-3 col-xs-8 col-xs-offset-2 text-center ">
                     <div class="team-member">
-                        <center><img src="media/team_duoW_tmp.jpg" class="img-responsive img-circle" alt=""></center>
+                        <center><img src="media/team_duoW.jpg" class="img-responsive img-circle" alt=""></center>
                         <h4>Duo Wang</h4>
                         <p class="text-muted">Postdoctoral Scholar<br />Electrochemical water treatment</p>
                         <ul class="list-inline social-buttons">
@@ -244,11 +244,11 @@ <h4>Rishi Kumar</h4>
                 </div>
                 <div class="col-md-4 col-md-offset-2 col-sm-6 col-sm-offset-3 col-xs-8 col-xs-offset-2 text-center ">
                     <div class="team-member">
-                        <center><img src="media/team_hrushikeshS_tmp.jpg" class="img-responsive img-circle" alt=""></center>
+                        <center><img src="media/team_hrushikeshS.jpg" class="img-responsive img-circle" alt=""></center>
                         <h4>Hrushikesh Sahasrabuddhe</h4>
                         <p class="text-muted">Graduate Student Researcher<br />Materials machine learning</p>
                         <ul class="list-inline social-buttons">
-                            <li><a href="https://github.com/hrushikesh-s"><i class="fa fa-github-alt"></i></a>
+                            <li><a href="https://github.com/chenxin0210"><i class="fa fa-github-alt"></i></a>
                             </li>
                             <li><a href="https://scholar.google.com/citations?user=Ukq_tbUAAAAJ&hl=en"><i class="fa fa-graduation-cap"></i></a>
                             </li>