Open link to twitter user profile in new tab. [bug 612977, bug 612979]

apps/customercare/templates/customercare/reply_modal.html

@@ -2,10 +2,10 @@
   <div id="reply-container">
 
     <div id="initial-tweet">
-      <a href="" class="avatar"><img src="" /></a>
+      <a href="" class="avatar" target="_blank"><img src="" /></a>
       <span class="box">
         <img src="{{ MEDIA_URL }}img/customercare/initial-tweet-arrow.png" alt="" id="arrow" />
-        <a href="" class="twittername"></a>
+        <a href="" class="twittername" target="_blank"></a>
         <a href="" class="permalink" target="_blank">
           <time datetime=""></time>
         </a>