Added a preview for the new study

projects/thunderbird.html

@@ -24,7 +24,9 @@ title: Thunderbird Style Guide and Usability Study
       <div class="spacing"></div>
       <img class="lazy" data-src="../images/projects/thunderbird_4.png" alt="">
       <div class="spacing"></div>
-      <img class="lazy" data-src="../images/projects/thunderbird_1.png" alt="">
+      <img class="lazy" data-src="../images/projects/thunderbird_1.png" alt="Usability Study">
+      <div class="spacing"></div>
+      <img class="lazy" data-src="../images/projects/thunderbird_5.png" alt="Settings Redesign Study">
       <div class="spacing"></div>
     </div>
     <div class="large-4 columns">
@@ -43,10 +45,8 @@ title: Thunderbird Style Guide and Usability Study
          <a class="button boxed blog" href="https://ura.design/2018/07/05/thunderbird-style-guide" target="_blank"><i class="fas fa-pencil-alt"></i> Blogpost</a><br />
          <a class="button boxed black" href="https://github.com/uracreative/works/tree/master/Thunderbird" target="_blank"><i class="fab fa-github"></i> Sources</a><br />
          <a class="button boxed identihub" href="https://demo.identihub.co/thunderbird" target="_blank"><img class="lazy" data-src="../images/projects/identihub.svg" > Identihub</a><br />
-        <a class="button boxed thunderbird" href="https://thunderbird.net" target="_blank"><i class="fas fa-globe"></i> Website</a><br />
         <a class="button boxed thunderbird" href="https://github.com/uracreative/works/raw/master/Thunderbird/Thunderbird%20Usability%20Study.pdf" target="_blank"><i class="fas fa-globe"></i> Usability Study</a>
-        <a class="button boxed thunderbird" href="https://github.com/uracreative/works/raw/master/Thunderbird/Usability%20Study%20for%20Thunderbird%20Settings.pdf" target="_blank"><i class="fas fa-globe"></i> Settings Redesign - Usability Study</a>
-        <a class="button boxed thunderbird" href="https://github.com/uracreative/works/raw/master/Thunderbird/Thunderbird%20Preferences.pdf" target="_blank"><i class="fas fa-globe"></i> Settings Redesign - Frames</a>   
+        <a class="button boxed thunderbird" href="https://github.com/uracreative/works/raw/master/Thunderbird/Settings%20Redesign%20-%20Sources/Usability%20Study%20for%20Thunderbird%20Settings.pdf" target="_blank"><i class="fas fa-globe"></i> Settings Redesign - Usability Study</a>
       </div>
     </div>
   </div>