Finalized support for SAML2 logon

SoObjects/SOGo/SOGoWebAuthenticator.h

@@ -32,6 +32,9 @@
 
 @class NSString;
 
+@class WOContext;
+@class WOCookie;
+
 @class SOGoUser;
 
 @interface SOGoWebAuthenticator : SoCookieAuthenticator <SOGoAuthenticator>
@@ -45,6 +48,10 @@
 	     expire: (int *) _expire
 	      grace: (int *) _grace;
 
+- (WOCookie *) cookieWithUsername: (NSString *) username
+                      andPassword: (NSString *) password
+                        inContext: (WOContext *) context;
+
 @end
 
 #endif /* _SOGOWEBAUTHENTICATOR_H_ */