Added sponsors OP5 and Collabora

2018/index.html

@@ -123,16 +123,32 @@
             We would like to thank our sponsors for helping us making this possible.<br /> If you want to help out by sponsoring us, please visit our <a href="contribute.html">Call for Sponsors</a> for more information.
         </div>
         
+        <h2>Gold Sponsors</h2>
+        
         <div class="row sponsorrow">
-            <div class="col-md-4">
+            <div class="col-md-12">
+                <a href="https://www.op5.com/"><img class="sponsor" src="images/sponsor-op5.png" alt="OP5" /></a>
+            </div>
+        </div>
+        
+        <h2>Sponsors</h2>
+        
+        <div class="row sponsorrow">
+            <div class="col-md-6">
                 <a href="https://www.sylog.se/sv-SE"><img class="sponsor" src="images/sponsor-sylog.png" alt="Sylog" /></a>
             </div>
-            <div class="col-md-4">
+            <div class="col-md-6">
                 <a href="http://semcon.com/all-skills/#Technical-Development/Embedded"><img class="sponsor" src="images/sponsor-semcon.png" alt="Semcon" /></a>
             </div>
-            <div class="col-md-4">
+        </div>
+
+        <div class="row sponsorrow">
+            <div class="col-md-6">
                 <a href="http://www.endian.se"><img class="sponsor" src="images/sponsor-endian.png" alt="Endian" /></a>
             </div>
+            <div class="col-md-6">
+                <a href="https://www.collabora.com/"><img class="sponsor" src="images/sponsor-collabora.png" alt="Collabora" /></a>
+            </div>
         </div>
 
         <div class="bodybreak">&nbsp;</div>