* scripts/lilypond-book.py: Some additional formatting for

* scripts/lilypond-book.py: Some additional formatting for
orthogonality.
(ly_options) [*]: Format strings.
[RAGGEDRIGHT]: Don't set `indent'.  This is now properly handled
by `compose_ly'.
(output) [LATEX][OUTPUT]: Format string and simplify.
(PREAMBLE_LY, FRAGMENT_LY): Format string.
(classic_lilypond_book_compatibility): Take key/value pair as
parameter.
Return key/value pair.
(compose_ly): Rewritten, taking the snippet type as third parameter.
The default values are now set more sensible, and a `linewidth'
option is no longer overwritten under some circumstances.

* Documentation/user/music-glossary.tely: Replace all accented
character macros with latin-1 codes.