* src/roff/troff/uniglyph.cc (unicode_to_glyph_list): Add `va'

* src/roff/troff/uniglyph.cc (unicode_to_glyph_list): Add `va'
and `vA'.
Fix code for `an'.
* src/roff/troff/glyphuni.cc (glyph_to_unicode_list): Ditto.

* doc/texinfo.tex: New version from texinfo 4.3.
* doc/groff.texinfo: Updated for texinfo 4.3.
Use @tie{} where appropriate.
* font/devdvi/generate/ec.map: Don't include `or' and `bv'.
* font/devdvi/generate/tc.map: Remove `rn'.
* font/devdvi/*TC, font/devdvi/*EC: Regenerated.
* font/devhtml/R.proto, font/devutf8/R.proto: Add `vA'.
Fix code for `an'.
* font/devX100/*, font/devX100-12/*, font/devX75/*,
font/devX75-12/*: Regenerated.

* tmac/dvi.tmac: Add special fonts `SA' and `SB'.
Use .char (again) for `br', `ul', `rn', `or', and `ru'.
Improve definition of `an'.
* tmac/ps.tmac: Use .char (again) for `br', `ul', `rn', `or', and
`ru'.
* tmac/lj4.tmac: Use .char (again) for `br', `ul', `rn', and `ru'.
* tmac/X.tmac: Add definition for `or'.
* tmac/Xps.tmac: Undo change 2002-11-05.
* tmac/lbp.tmac: Add definitions for `br', `rn', `ul', and `ru'.