[COMMIT] Merge regexp-opt.el with GNU, fixing bugs and adding improvements

[Aidan Kehoe]

 Ar an dara lá déag de mí Eanair, scríobh Stephen J. Turnbull: 

 > Switching to xemacs-beta.
 > 
 > Aidan Kehoe writes:
 > 
 >  > 2008-01-11  Aidan Kehoe  <kehoea at parhasard.net>
 >  > 
 >  > 	* regexp-opt.el: Merge revision 1.34 from GNU, of
 >  > 	2007-01-21. Thank you GNU.
 > 
 > This is pre-GPLv3, right?

Right. I thought that saying the specific revision and date was more
important (more provable) than saying that the file was GPLV2, but giving
both pieces of information is really worthwhile.

 > Please say explicitly that you've checked that it's GPLv2 in all
 > merges from GNU until we go to "GPLv3 or later" ourselves.

-- 
¿Dónde estará ahora mi sobrino Yoghurtu Nghé, que tuvo que huir
precipitadamente de la aldea por culpa de la escasez de rinocerontes?