Fix bug in KMFolder::close. KMFolder::close must not call itself recursively as this will cause the folder locking code to fail.
Fix bug in KMFolder::close. KMFolder::close must not call itself
recursively as this will cause the folder locking code to fail.

Found by Dominique LEDUCQ

svn path=/trunk/kdenetwork/kmail/; revision=62554

lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi