Committing before merging with Jimmy Ngyugen's changes
Merge branch 'master' of https://github.com/jimmynguyen/CS2340Servlet
added saved usernames
Merge branch 'master' of https://github.com/jkester3/CS2340Servlet
Merged changes with everyone else's stuff
Fixed password empty field bug. Can now change settings without putting in password. Defaults to old password in this case.