Tooltips for openfaas edge

Signed-off-by: Alex Ellis (OpenFaaS Ltd) <alexellis2@gmail.com>

Author: alexellis

_includes/pricing-page/pricing-edge.html

@@ -87,17 +87,18 @@
 
                                 <li class="mb-3 is-flex is-align-items-center">
                                     {% include no.html %}
-                                    Horizontal scaling
+                                    <span data-tooltip="A single function can handle many requests, however it won't scale beyond 1/1 replicas.">Horizontal scaling</span>
                                 </li>
                                 <li class="mb-3 is-flex is-align-items-center">
                                     {% include no.html %}
-                                    High Availability
+                                    <span data-tooltip="Designed for low-maintenance, low-overheads, and easy redistribution instead of for clustering.">High Availability (HA)</span>
                                 </li>
                             </ul>
                             </div>
                         </div>
 
-                    <div class="is-flex is-align-items-center is-size-6">
+                    <div class="is-flex is-align-items-center is-size-6">                    
+
                         <div class="book-a-call mr-3 is-size-2">
                             <div class="field">
                                 <label class="label mt-3">Read about Edge</label>