* Update attributes.po

I corrected some German translations, mainly "Heimorganisation" to "Heimatorganisation"

* Update messages.po

I have corrected a few translations : mainly "Heimorganisation" to "Heimatorganisation".

We set them in the wrong place.

It seems likely to be copied from the 1.x way of generating SSP metadata
which also has this removal of UIInfo from the array from the very first
commit: 132a0dd2. But it seems safe to just remove the unset since we do add
UIInfo for IdP generated array form metadata.

Closes: #1808

* Migrate HTTP::redirect

* Migrate HTTP::redirectTrustedURL

* Migrate HTTP::redirectUntrustedURL

* Migrate HTTP::submitPOSTData

* Temporarily revert to make phpunit work

* Migrate logout handlers

* Remove unnecessary assertion & simplify logics

* Remove unnecessary assertion & add new one to check response type

* Remove unnecessary assertion & rationalize code

* Migrate IdPDisco

* Migrate ProcessingChain

* Fix return-type & drop unnecessary use-statement

* Address review comments

* Do not add caching headers at all

* Fix type-confusions

* Migrate saml2 bindings

* Migrate completeAuth

* Migrate handleLogout

* Migrate some more

* Migrate a whole lot more (messy)

* Migrate logout

* Migrate a whole lot more (also messy)

* Many fixes

* Raise coverage

* Psalm: Ignore exteranl adfs-module

* Replace use of _GET globals

* Migrate bindings (send)

* Migrate bindings (receive)

* Fix psalm-dev

* Fix assertion

* s/subclassOf/isInstanceOf

* Fix type-confusion in logout handlers

* Update container

* Bump saml2 + adfs

* Rename namespace

A bugfix was released upstream that caused false positives

SourceIPSelector: set defaultSource to null to throw NotFound-exception when none of the zones are matched

Default the example to using email, which is much more natural.