Initial v5 integration

Author: jmgasper

TopcoderXDeploy.md

@@ -168,13 +168,13 @@ You should see the message passed successfully from the webhook to the receiver
 If the flow works properly, you will see a comment like this added to the Gitlab issue:
 
 ```
-Contest https://www.topcoder-dev.com/challenges/30052039 has been created for this ticket.
+Challenge 17ab4b5b-fad6-405a-8abb-9f23e9fa3730 has been created for this ticket
 ```
 
 You can test assignment by assigning the ticket to yourself.  You should then see another message after a few seconds like this:
 
 ```
-Contest https://www.topcoder-dev.com/challenges/30052039 has been updated - it has been assigned to tonyj.
+Challenge 17ab4b5b-fad6-405a-8abb-9f23e9fa3730 has been assigned to mess.
 ```
 
 ## Sample development configs

src/models/Issue.js

@@ -58,6 +58,7 @@ const schema = new Schema({
   },
   // From topcoder api
   challengeId: {type: Number, required: false},
+  challengeUUID: {type: String, required: false},
   projectId: {type: String},
   status: {type: String},
   assignedAt: {type: Date, required: false},