Added full-size image link on species page.

templates/species.hbs

@@ -12,10 +12,10 @@
     <p>{{description}}</p>
     <div id="species-row" class="row">
       <div class="col-sm-6">
-        <span class="thumbnail"><img src="{{image1}}" alt="{{image1}}" /></span>
+        <span class="thumbnail"><a href="{{image1}}"><img src="{{image1}}" alt="{{image1}}" title="Click for raw, full-size image" /></a></span>
       </div>
       <div class="col-sm-6">
-        <span class="thumbnail"><img src="{{image2}}" alt="{{image2}}" /></span>
+        <span class="thumbnail"><a href="{{image2}}"><img src="{{image2}}" alt="{{image2}}" title="Click for raw, full-size image" /></a></span>
       </div>
     </div>
   </div>