rb_ary_values_at. follow DRY principle.
* re.c (match_values_at): values_at should understand ranges.
* struct.c (rb_struct_values_at): ditto.
* struct.c (inspect_struct): inspect format changed; add "struct "
at the top.
* sprintf.c (rb_f_sprintf): "%p" specifier for inspect output.
(RCR#68)
* eval.c (rb_mod_undef_method): allow "undef_method" to accept
multiple arguments. (RCR#146)
* lib/timeout.rb: put timeout in Timeout module. (RCR#121)
[ruby-talk:61028]
* re.c (match_groups): new method added. (RCR#139)
* variable.c (rb_mod_const_of): should exclude constant defined
in Object, unless retrieving constants of Object.
* string.c (rb_str_new4): do not allocate new string if original
is frozen or already have copy-on-write entry. [ruby-talk:74940]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@4031 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
