Add PS font for various Euro glyphs.

Add PS font for various Euro glyphs.

* font/devps/generate/freeeuro.sfd: New master font file for
pfaedit.
* font/devps/generate/sfdtopfa.pe: New conversion script for
pfaedit.
* font/devps/generate/Makefile (FONTS): Add `EURO'.
(EURO, freeeuro.afm, freeeuro.pfa): New rules.
* font/devps/freeeuro.pfa, font/devps/freeeuro.afm: Generated from
`freeeuro.sfd'.
* font/devps/EURO: Generated from `freeeuro.afm'.
* font/devps/download: Add `freeuro.pfa'.
* font/devps/Makefile.sub (NORMALFILES): Adde `EURO' and
`freeeuro.pfa'.

* tmac/europs.tmac: New file.
* tmac/ps.tmac: Include `europs.tmac'.
* tmac/Makefile.sub (DISTFILES): Add `europs.tmac'.

* font/devdvi/generate/texsy.map: Remove `lh' and `rh'.
* font/devdvi/S: Regenerated.
* font/devhtml/R.proto: Fix `CR' and `ci'.
Add `OK'.
* font/devps/generate/textmap: Fix `lh', `rh', and `sq'.
Remove `bs'.
* font/devps/symbolmap: Regenerated.
* font/devutf8/R.proto: Fix `CR' and `ci'.
Add `OK'.
* font/devutf8/NOTES: Updated.

* src/roff/troff/uniglyph.cc (unicode_to_glyph_list): Fix `CR' and
`ci'.
Add `OK'.
* src/roff/troff/glyphuni.cc (glyph_to_unicode_list): Ditto.

* tmac/dvi.tmac: Add `lh' and `rh'.
* tmac/Xps.tmac: Fix `lh' and `rh'.
* tmac/X.tmac: Add `OK'.
* tmac/lj4.tmac: Ditto.