64 bit HEADSUP: Restart of *everything* today

[Teemu Nätkinniemi]

I added working *shared* Perl 5.16.2. Recent improvements to Cygwin64 
made this version possible. I also added Autoconf 2.69 and Automake 
1.13.1 and removed the old versions.

https://sourceforge.net/projects/cyg64files/files/automake-1.13.1-1.x86_64.tar.xz/download

https://sourceforge.net/projects/cyg64files/files/autoconf-2.69-3.x86_64.tar.xz/download

https://sourceforge.net/projects/cyg64files/files/perl-5.16.2-3.x86_64.tar.xz/download

https://sourceforge.net/projects/cyg64files/files/?