feature: enforce users to be logged before entering app presenters
Merge pull request #2 from msurovcak/is_auth

feature: enforce users to be logged before entering app presenters
add about page
add sign presenter
add password recovery presenter
add user settings presenter
change navigation for logged user
styles for nette flash messages
add compiled css
Merge branch 'feature/sing-in-sing-up' into develop
simple design for timeline
feature: fix model and use Nette\DateTime where possible

This is just a preview and will be rebased - this class is not working anyway
fixed model + managers to allow basic insertion

This commit gives more control to presenter as model and manager should
not contain logic imho