Send profile and update it

js/models/messages.js

@@ -1972,6 +1972,12 @@
                 }
               );
             }
+          } else if (dataMessage.profile) {
+            ConversationController.getOrCreateAndWait(source, 'private').then(
+              sender => {
+                sender.setProfile(dataMessage.profile);
+              }
+            );
           }
 
           let autoAccept = false;

libtextsecure/sendmessage.js

@@ -946,6 +946,7 @@ MessageSender.prototype = {
     if (options.publicEndpoint) {
       numbers = [groupId];
     }
+    const profile = textsecure.storage.impl.getLocalProfile();
     const attrs = {
       recipients: numbers,
       body: messageText,
@@ -956,6 +957,7 @@ MessageSender.prototype = {
       needsSync: true,
       expireTimer,
       profileKey,
+      profile,
       group: {
         id: groupId,
         type: textsecure.protobuf.GroupContext.Type.DELIVER,