fa.js: adjust phase usage in states and transitions of nfae.
fa.js: cosmetics.
fa.js: tom_nfae_matcher - first init() with explicit `""'.
fa.js: remove bt_nfae_matcher for now.
notes.rst: correct description of `fa' structure.
Add nfae -> nfa maker.
fa.js: split fa_phase_states() from fa_ecloses().
Move fa_eclose[s]() from nfae_base to nfa_maker.
The big nfae -> nfa rename.
fa.js: nfa_base -> nfa_run_base.
fa.js: unify add_zid().
fa.js: cosmetics.