Merge branch 'sessionfix' into 'master'

Verify that there exists a session on normal user entry

See merge request !391

code/moya-web/src/main/java/fi/codecrew/moya/HostnameFilter.java

@@ -196,7 +196,10 @@ public class HostnameFilter implements Filter {
 					}
 				}
 
-				if(httpRequest.getUserPrincipal() == null) {
+				// If we are still unlogged, ie we are a normal user
+				if (httpRequest.getUserPrincipal() == null) {
+					// Verify that we have an open session.
+					httpRequest.getSession(true);
 					try {
 						authtype = AuthType.ANON;
 						httpRequest.login(User.ANONYMOUS_LOGINNAME + '@' + hostname, null);