convert the script to use get requests instead of posts
convert GetUsersWhoVotedForSession from post to get
convert LookupIPAddress to use get instead of post
convert GetSessionsVotedForByKnownUser to use get not post
convert GetSessionsVotedForByAnonymousUser to use get not post
convert GetIPAddressesWhoVotedForSession to use get not post
add an id to each set of nested ip addresses so different sessions' lists don't interfere with each other