Merge pull request #8 from andykuszyk/source

Corrected spelling of criticle to critical

Author: laiwei

content/index.html

@@ -27,7 +27,7 @@ <h2><i class="fa fa-bolt"></i> Performance</h2>
 
     <div class="col-md-4 col-sm-6 col-xs-12 feature-item">
         <h2><i class="fa fa-cubes"></i> High Availability</h2>
-        <p>No criticle single point of failure, easy to operate and deploy.</p>
+        <p>No critical single point of failure, easy to operate and deploy.</p>
     </div>
   </div>