added configuration flag for HEART mode

Author: jricher

openid-connect-server-webapp/src/main/webapp/WEB-INF/server-config.xml

@@ -63,6 +63,9 @@
 <!-- This property indicates if a dynamically registered client supports dual flows, such as client_credentials
 at the same time with authorization_code or implicit -->
 <!-- <property name="dualClient" value="true" /> -->
+
+<!-- This property turns on HEART compliance mode -->
+<!-- <property name="heartMode" value="true" /> -->
 
 </bean>