changed es/Leame.1st
upgraded the list of files on translation and revision.

added a term (builtin) to the glossary

changed es/concepts.tex
file added to define labels needed by other tex files

changed es/preface.tex
killed a TODO

changed es/tour-basic.tex
I have began the translation of this file. 34% completed, according to vim

changed es/undo.tex
file added to define labels needed by other tex files

     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/es/99defs.tex	Sun Oct 19 19:56:21 2008 -0500
     1.3 @@ -0,0 +1,1 @@
     1.4 +../en/99defs.tex
     1.5 \ No newline at end of file