Added functionality so that a user is able to change their avatar and a users blocked status can be changed
changed function description for blocked user query and change user image query
Added functionality to allow a user to change their password
fix problem where other users would be able to change others avatars
edited queries to prevent troy from using sql injections to destroy the database
Merge branch 'database_robert' of https://github.com/TheDizzler/space-union into AndrewServer
worked on client comm module