Update references of packages 'nestedset' and 'table'
Slight improvement to \Controller\Base
Revert update on \Controller\Base
Update reference of package nestedset
Update references to package nestedset
Add first version of module roles
Update \Controller\Base::before: Only set theme if theme defined
Add \Controller\Widget
Add Observer_Typing to \Gasauth\Model\User
Update view to use type-casted variables