Add ability to load roles from the authenticated Subject when the app is deployed in WildFly.
Initial initialization code using the contextInitialized method. Changed the account to be a AccountImpl type instance from Undertow subsystem.
Added SAML2LoginModule for configuration compatibility at the IDP side.
Required for the SAML2LoginModule to get the username/roles from when authenticating at the SP side.
Added provided scope dependency to the org.wildfly:wildfly-undertow.
Added provided scope dependency to the org.wildfly:wildfly-undertow.
Fixing the logout workflow.