Pull back CryptPlugWrapper::protocol() into Kleo::CryptoBackend
Pull back CryptPlugWrapper::protocol() into Kleo::CryptoBackend

svn path=/trunk/kdepim/; revision=287294

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