rem: static bool checkSubfolders( KMFolderDir* dir, KMGroupware* gw, int language )
add: static bool checkSubfolders( KMFolderDir* dir, int language )
context: static bool checkSubfolders( KMFolderDir* dir, KMGroupware* gw, int language ){  return dir->hasNamedFolder( gw->folderName( KFolderTreeItem::Inbox, language ) ) &&    dir->hasNamedFolder( gw->folderName( KFolderTreeItem::Calendar, language ) ) &&    dir->hasNamedFolder( gw->folderName( KFolderTreeItem::Contacts, language ) ) &&    dir->hasNamedFolder( gw->folderName( KFolderTreeItem::Notes, language ) ) &&    dir->hasNamedFolder( gw->folderName( KFolderTreeItem::Tasks, language ) );}