Add methods to get active users, suspended users, if the current user is an administrator and also activating suspended users
Return the user role in the active and suspended users queries
Fix broken getSession function
Refactor login method

to return if a particular user is an administrator.
Merge pull request #6 from tobiasmuecksch/master

Refactoring regarding user factory implementation
Merge branch 'master' of https://github.com/paperdreamer/userManagement into upstream/master
Remove method to get admin state
Merge pull request #4 from boom1992/master

Add methods to get active users, suspended users, if the current user is an administrator and activate users