* numbers.c (num2long): As a software archeologist, I'm proud of

* numbers.c (num2long): As a software archeologist, I'm proud of
this finding! :) Preliminary dating suggests an almost 4 year old
remnant from the SCM ancestor.  The sample has been removed from
the finding site and is now safely stored in the repository.
* numbers.h: Removed prototype for num2long.
* unif.c (scm_array_set_x): Use scm_num2long instead of num2long.
* gh_data.c (gh_scm2doubles): Make it possible to pass result
array as second arg.
(gh_chars2byvect, gh_shorts2svect, gh_floats2fvect, gh_scm2chars,
gh_scm2shorts, gh_scm2longs, gh_scm2floats): New functions.
* gh.h: Updated and added prototypes.
* gh_data.c (gh_ints2scm): Handle integers outside INUM limits.