(fix) Some compilation warnings

UI/Contacts/UIxContactView.m

@@ -32,7 +32,6 @@
 #import <NGExtensions/NSString+Ext.h>
 #import <NGExtensions/NSString+misc.h>
 
-#import <SOGo/CardElement+SOGo.h>
 #import <SOGo/NSArray+Utilities.h>
 #import <SOGo/NSCalendarDate+SOGo.h>
 #import <SOGo/NSDictionary+Utilities.h>

UI/MailerUI/UIxMailActions.m

@@ -168,7 +168,6 @@
 
 - (void) collapseAction: (BOOL) isCollapsing
 {
-  SOGoMailObject *co;
   WORequest *request;
   NSMutableDictionary *moduleSettings, *threadsCollapsed, *content;
   NSMutableArray *mailboxThreadsCollapsed;
@@ -180,7 +179,6 @@
   keyForMsgUIDs = [content objectForKey:@"currentMailbox"];
   msguid = [content objectForKey:@"msguid"];
 
-  co = [self clientObject];
   us = [[context activeUser] userSettings];
   if (!(moduleSettings = [us objectForKey: @"Mail"]))
     [us setObject:[NSMutableDictionary dictionary] forKey: @"Mail"];

UI/MailerUI/UIxMailMainFrame.m

@@ -627,8 +627,6 @@
   SOGoMailAccount *account;
   SOGoMailFolder *folder;
 
-  unsigned int unseen;
-
   pathComponents = [theFolder pathComponents];
   account = [[self clientObject] lookupName: [pathComponents objectAtIndex: 0]
                                   inContext: context

UI/MailerUI/UIxMailUserRightsEditor.h

@@ -49,8 +49,6 @@
 - (void) setUserIsAdministrator: (BOOL) userIsAdministrator;
 - (BOOL) userIsAdministrator;
 
-- (void) updateRights;
-
 @end
 
 #endif /* UIXMAILUSERRIGHTSEDITOR_H */