Add version 4.1.

Change-Id: I25ff9bfd5b7fc71d15a73d39f2c9f6d7df210a89
Reviewed-on: https://git-ccr-1.devtools.intel.com/gerrit/99651
Reviewed-by: Zhang, He <[email protected]>
Tested-by: Zhang, He <[email protected]>
Tested-by: Qiu, Jianlin <[email protected]>

Author: jianjunz

peerserver.js

@@ -96,6 +96,7 @@ function authorization(socket, next){
     case '4.0':
     case '4.0.1':
     case '4.0.2':
+    case '4.1':
       // socket.user stores session related information.
       if(token){
         validateUser(token, function(uid){  // Validate user's token successfully.