Merge branch 'Xnew-ui' of https://github.com/simplesamlphp/simplesamlphp into Xnew-ui

.travis.yml

TESTING.md

composer.json

composer.lock

config-templates/config.php

docs/simplesamlphp-changelog.md

lib/SimpleSAML/Module.php

lib/SimpleSAML/Session.php

lib/SimpleSAML/SessionHandlerPHP.php

lib/SimpleSAML/Utils/Config/Metadata.php

lib/SimpleSAML/XHTML/Template.php

lib/SimpleSAML/XHTML/TemplateLoader.php

lib/_autoload_modules.php

modules/authX509/lib/Auth/Source/X509userCert.php

modules/authX509/locales/da/LC_MESSAGES/authX509.po

modules/authX509/locales/el/LC_MESSAGES/authX509.po

modules/authX509/locales/en/LC_MESSAGES/authX509.po

modules/authX509/locales/es/LC_MESSAGES/authX509.po

modules/authX509/locales/nb/LC_MESSAGES/authX509.po

modules/authX509/locales/nl/LC_MESSAGES/authX509.po