Upgrade Sockethub to 5.0.0-beta.0, serve info page

roles/sockethub.rb

@@ -2,6 +2,16 @@ name "sockethub"
 
 default_attributes 'kosmos_redis' => {
   'requirepass' => false
+},
+'sockethub' => {
+  'about' => {
+    'name'        => 'Kosmos Sockethub',
+    'description' => '',
+    'contact'     => 'ops@kosmos.org',
+    'links'       => [],
+    'showVersion' => false,
+    'showUptime'  => false
+  }
 }
 
 run_list %w(