Added the new ancillary type of products ie. SMS, BASKET and PRIORITY_BOARDING
API-1064: Update Membership API for Offline channel.
Earlier the service was able to cater the requests initiated by member via partner channel only. Now the service has been enhanced to cater request from partner in offline mode also. The request in offline mode will be initiated from partner with a valid partner token created using grant type as client_credentials and scope as off_line.