Impound updated eguile.scm

* code/eguile.scm: new file
Change build script to use texi2any

Moving from Texinfo 4.x to 5.x

* build.sh: modified
Clean up tables in `ls' description

* ch01_bin.texi: modified
Simplify statement of PHP-Style Guile problem

* ch02_web1.texi: modified
Remove @sp to make Texinfo 5.x happy

* g100.texi: modified