The protectindexpage test was broken and never changed the
protectindexpage setting, but the logic was also broken so
it always passed and never got past the protected index
page guard in the controller so not a lot of code in the
controller was run.

Also add more tests for the metadata controllers.

* Migrate email utils to non-static

* Migrate http utils to non-static

* Migrate net utils to non-static

* Migrate random utils to non-static

* Migrate system utils to non-static

* Migrate time utils to non-static

* Migrate xml utils to non-static

* Upgrade notes

* Update test-framework

* Fix tests

Convert to our wrapper class for assertions

* Remove deprecated classes

* Remove support for certificate fingerprints

* Remove many deprecated methods and pieces of code

* Remove SAML1.1/Shib1.3 support

* Remove many superfluous annotations

* Update unit test to work with new PHPunit

Closes #1268 
Closes #1020 
Closes #431 
Closes #167 
Closes #151 

* Migrate assertions to Webmozart

* Raise minimum PHP version to 7.0

* Remove tests pre-PHP 7.2

* Upgrade dev dependencies

* Ignore tests for deprecated class

* Add typehints; not touching public API

* Remove none-array replacements-param; old behaviour from pre-1.4 release

* Psalm fixes

* Add upgrade notes

* PSR-12

PSR-12 compliancy

*    Updated the phpDoc comments to match the code
*    Added return statements
*    Added return values

\SimpleSAML\Error\NoPassive is deprecated and all modules now raise \SimpleSAML\Module\saml\Error\NoPassive.
During this period of deprecation, we need to catch both flavours.

This fixes NoPassive-errors when using consentAdmin

\SimpleSAML\Error\NoPassive is deprecated and all modules now raise \SimpleSAML\Module\saml\Error\NoPassive.
During this period of deprecation, we need to catch both flavours.

This fixes NoPassive-errors when using consentAdmin

This reverts commit ef36c5fd.

All a bit too involved right before a planned release.

Also, convert to PSR-2 where that was still lacking in these files.

Working toward some of the requested tasks in
https://github.com/simplesamlphp/simplesamlphp/wiki/List-of-tasks

bugfix: When obtaining a UserID for the state array prior to running authproc filters, if the source attribute had multiple values a warning was logged but the UserID was still recorded.