added get all user names function
Merge pull request #13 from markableidinger/views

allows sharing of lists
added raise value error if username invalid
Merge pull request #14 from markableidinger/password

Password
added to do notes
cleaned code
Merge pull request #15 from markableidinger/password

Password
stuff
Merge branch 'master' of github.com:markableidinger/team_back_row into views
add logout