add incubation logo in the header
diff --git a/images/egg-incubation.png b/images/egg-incubation.png
new file mode 100644
index 0000000..f13b0fe
--- /dev/null
+++ b/images/egg-incubation.png
Binary files differ
diff --git a/includes/header.php b/includes/header.php
index f4c9793..f67bf96 100644
--- a/includes/header.php
+++ b/includes/header.php
@@ -81,9 +81,9 @@
 				<!-- TODO use IoT logo instead? -->
     				<li style="font-size:0.8em;color:#EFF7F0;">Concierge is an <a style="display: inline-block; padding-left: 0px; padding-right: 0px; color: #009615" href="http://iot.eclipse.org">iot.eclipse.org</a> project&nbsp;&nbsp;</li>
                     		<li>
- 	                   	<!-- TODO Google plus? <div class="googleplus">
-    	                   		<div class="g-plusone" data-href="http://www.eclipse.org/concierge"></div>
-                       		</div>-->
+					<div align="center"><a href="http://eclipse.org/projects/what-is-incubation.php"><img 
+						align="center" src="images/egg-incubation.png" 
+						border="0" alt="Incubation" height="70px"/></a></div>
                    		</li>
     			</ul>
     		</div>