Updated TODO.
Cleaned up many menus.

Score Manager main menu:

    Score manager - active scores - commands

        all directories - metadata module - edit (mdme)
        all directories - metadata module - list (mdmls)
        all directories - metadata module - rewrite (mdmrw)

        cache - read only (cro)
        cache - write (cw)

        commands - all (?)

        go - back (b)
        go - home (h)
        go - score (s)

        library - manage materials (lmm)
        library - manage stylesheets (lmy)

        LilyPond log - read only (llro)

        Python - doctest (pyd)
        Python - invoke (pyi)
        Python - test (pyt)

        repository - add (rad)
        repository - commit (rci)
        repository - revert (rrv)
        repository - status (rst)
        repository - update (rup)

        scores - new (new)

        scores - show active (ssv)
        scores - show all (ssl)
        scores - show examples (ssx)
        scores - show mothballed (ssmb)
        scores - show user (ssu)

        scores - tour next (stn)
        scores - tour previous (stp)

        session - display variables (sdv)

        source code - edit (sce)
        source code - location (scl)

        system - quit (q)

    > q

Segment Wrangler main menu:

    Red Example Score (2013) - segments - commands

        all segments - lilypond file - interpret (lyi)     scores - tour next (stn)
        all segments - make module - interpret (mmi)       scores - tour previous (stp)
        all segments - pdf - open (pdfo)
        all segments - pdf - version (pdfs)                segments - new (new)

        commands - all (?)                                 session - display variables (sdv)

        directory - list (ls)                              source code - edit (sce)
        directory - list long (ll)                         source code - location (scl)
        directory - pwd (pwd)
                                                           system - quit (q)
        edit - current stylesheet (Y)
                                                           views - list (vwl)
        go - back (b)                                      views - new (vwn)
        go - home (h)                                      views - select (vws)
        go - score (s)
                                                           views module - read only (vwmro)
        initializer - read only (inro)                     views module - remove (vwmrm)
        initializer - remove (inrm)
        initializer - stub (ins)

        LilyPond log - read only (llro)

        metadata module - read only (mdmro)
        metadata module - remove (mdmrm)
        metadata module - rewrite (mdmrw)

        metadatum - add (mda)
        metadatum - get (mdg)
        metadatum - remove (mdrm)

        Python - doctest (pyd)
        Python - invoke (pyi)
        Python - test (pyt)

        repository - add (rad)
        repository - commit (rci)
        repository - revert (rrv)
        repository - status (rst)
        repository - update (rup)

        score - build (u)
        score - distribution (d)
        score - makers (k)
        score - materials (m)
        score - segments (g)
        score - setup (p)
        score - stylesheets (y)

    > q

And so on.