BOD-14 Added virtualization for messages with known bug. Added messages geting marked as read.

client/src/graphql/messages.queries.js

@@ -0,0 +1,14 @@
+import { gql } from "apollo-boost";
+
+export const MARK_MESSAGES_AS_READ_BY_CONVERSATION = gql`
+  mutation MARK_MESSAGES_AS_READ_BY_CONVERSATION($conversationId: uuid) {
+    update_messages(
+      where: { conversationid: { _eq: $conversationId } }
+      _set: { read: true }
+    ) {
+      returning {
+        id
+      }
+    }
+  }
+`;