[PATCH] Update opcodes to autoconf 2.59

[Ian Lance Taylor]

neroden@fastmail.fm (Nathanael Nerode) writes:

> This one turned out to be really easy.  Tested on i686-pc-linux-gnu,
> no significant changes in generated files.
> 
> OK to commit?
> 
> 	* configure.in: Autoupdate to autoconf 2.59.
> 	* aclocal.m4: Rebuild with aclocal 1.4p6.
> 	* configure: Rebuild with autoconf 2.59.
> 	* Makefile.in: Rebuild with automake 1.4p6 (picking up
> 	bfd changes for autoconf 2.59 on the way).
> 	* config.in: Rebuild with autoheader 2.59.

Also OK for checkin on Monday.

Ian