Improvements to metadata handling to get current hosted metadata automatically using __default__ host and dynamic entityid.
Improvements to metadata handling to get current hosted metadata automatically using __default__ host and dynamic entityid.

sgomez/saml2,simplesamlphp/saml2,newmen/saml2,ArtemTeleshev/php-saml2,madmatt/saml2,cb8/saml2,sitya/saml2