Do not throw a fatal error if the current user is no member of this group.
Refactored session namespaces.
Set a height for the passmeter.
Do not allow sending a 'Reset password' mail if the user has no password.
Use password reminder mandatory modvar, refs #716.
Fixed minor bugs.
Added hybrid login and fixed minor bugs, closes #488.
Added changelog.
Merge pull request #997 from cmfcmf/hybrid-login

Further fixes to the Users module, added hybrid login (#488)