-@property (nonatomic, retain) NSString *authUser;
-@property (nonatomic, retain) NSString *authToken;
-@property (nonatomic, retain) NSString *storageURLPrefix;
-@property (nonatomic, retain) NSString *authURL;
-@property (nonatomic, retain) NSString *publicURLPrefix;
-@property (nonatomic, retain) NSString *loginURLPrefix;
+@property (nonatomic, strong) NSString *authUser;
+@property (nonatomic, strong) NSString *authToken;
+@property (nonatomic, strong) NSString *storageURLPrefix;
+@property (nonatomic, strong) NSString *authURL;
+@property (nonatomic, strong) NSString *publicURLPrefix;
+@property (nonatomic, strong) NSString *loginURLPrefix;
+@property (nonatomic, strong) NSString *userCatalogURL;
+@property (nonatomic, strong) NSMutableDictionary *userCatalog;