emacs-w3m not available for p8 and newer branchs.

...which has just been imported from m-p-d and looked like
badly missing (yasr wasn't starting).

These two features were largely an internal fork,
let's refactor them into a single tunable one.

- speech-ru and speech-en features are added;
- speech-related things removed from homeros features;
- speech/ directory for package lists added and other corresponding changes.