* lpath.el: Remove bbdb-create-internal, bbdb-records,
spam-BBDB-register-routine and spam-enter-ham-BBDB.
* nnrss.el (nnrss-string-as-multibyte): Redefine it as a macro in
order to silence the byte compiler.
* spam.el: Fix the way to silence the byte compiler, which
complained about bbdb-buffer, bbdb-create-internal, bbdb-records,
bbdb-search-simple, spam-BBDB-register-routine,
spam-enter-ham-BBDB, spam-stat-buffer-change-to-non-spam,
spam-stat-buffer-change-to-spam, spam-stat-buffer-is-non-spam,
spam-stat-buffer-is-spam, spam-stat-load,
spam-stat-register-ham-routine, spam-stat-register-spam-routine,
spam-stat-save and spam-stat-split-fancy.