Completed end session endpoint

Addresses mitreid-connect#1129, addresses mitreid-connect#972, addresses mitreid-connect#891, addresses mitreid-connect#1223

Author: jricher

openid-connect-server-webapp/src/main/webapp/WEB-INF/views/postLogout.jsp

@@ -13,7 +13,7 @@
 <div class="container main">
 
 	<div class="well" style="text-align: center">
-		<h1><spring:message code="logout.post.title" /></h1>
+		<h1><spring:message code="logout.post.header" /></h1>
 
 		<security:authorize access="hasRole('ROLE_USER')">
 			<div class=""><spring:message code="logout.post.notLoggedOut" /></div>

openid-connect-server-webapp/src/main/webapp/resources/js/locale/en/messages.json

@@ -516,5 +516,21 @@
 			"approved": "The device has been approved.",
 			"notApproved": "The device has not been approved."
 		}
+	},
+	"logout": {
+		"confirmation": {
+			"title": "Logout requested",
+			"header": "Logout Requested",
+			"requested": "Logout has been requested by ",
+			"explanation": "Do you wan to log out of the identity provider? This will not affect your session at any other systems.",
+			"submit": "Log Out",
+			"deny": "Stay Logged In"
+		},
+		"post": {
+			"title": "Log out",
+			"header": "Log Out",
+			"notLoggedOut": "You have not been logged out of the identity server. You may close this browser or log in again.",
+			"loggedOut": "You have been logged out of the identity server."
+		}
 	}
 }

openid-connect-server/src/main/java/org/mitre/openid/connect/web/EndSessionEndpoint.java

@@ -52,6 +52,8 @@
 import com.nimbusds.jwt.JWTParser;
 
 /**
+ * Implementation of the End Session Endpoint from OIDC session management
+ * 
  * @author jricher
  *
  */