Merge pull request #861 from codeRIT/sticker-mule

- Adds Sticker Mule logo

Author: cbaudouinjr

app/views/pages/index.html.erb

@@ -176,6 +176,9 @@
         <a class="sponsor" href="https://ripplematch.com" style="width:40%" target="blank" title="RippleMatch">
           <%= image_tag 'sponsors/ripplematch.png' %>
         </a>
+        <a class="sponsor" href="http://hackp.ac/mlh-stickermule-hackathons" style="width:40%" target="blank" title="Sticker Mule">
+          <%= image_tag 'sponsors/stickermule.png' %>
+        </a>
       </div>
       <br/>
       <br/>