Added the AWS as a reference
Username associated with connection

On a successful login the username is stored in the client connection
class to allow for easy lookups as needed and to remove the need for
further validation
Reinstalled AWSSDK

Reinstall of the sdk has fixed the issue where the package was not
present in the Metaverse project.
Auth is now backed by DynamoDB storage

Save and load user profiles to DynamoDB, with cacheing to help reduce
loading
Changed format of date

Simplified as the default system is better