Update Read me.txt, shibboleth/Dockerfile, shibboleth/Description.txt,...

Update Read me.txt, shibboleth/Dockerfile, shibboleth/Description.txt, shibboleth/cfg/default-ssl.conf, shibboleth/cfg/index.php, shibboleth/cfg/shibboleth2.xml, shibboleth/cfg/start.sh, simplesamlphp/Description.txt, simplesamlphp/Dockerfile, simplesamlphp/cfg/authsources.php, simplesamlphp/cfg/config.php, simplesamlphp/cfg/default-ssl.conf, simplesamlphp/cfg/saml20-idp-hosted.php, simplesamlphp/cfg/saml20-sp-remote.php files