ported r2634,r2636 & r2716 to the 1.3 line
commands used svn merge -r2633:2634 svn+ssh://varioustoxins@.../svn/relax/1.2 svn merge -r2635:2636 svn+ssh://varioustoxins@.../svn/relax/1.2 svn merge -r2715:2716 svn+ssh://varioustoxins@.../svn/relax/1.2
these changes add the ieee-754 nan/inf code and and add nan catching
Authored by: varioustoxins 2006-10-31
Parent: [r2716]
Child: [r2718]
