Move Windows build to be VS2013 based using the Community Edition
Drop references to long obsolete compilers.
Added Chocolatey installer instructions for some packages.

Change-Id: I416d4091b6acaa1ed0d5e586f0427708c4b2d646
Reviewed-on: https://code.wireshark.org/review/5986
Reviewed-by: Graham Bloice <graham.bloice@trihedral.com>
Petri-Dish: Graham Bloice <graham.bloice@trihedral.com>
Tested-by: Petri Dish Buildbot <buildbot-no-reply@wireshark.org>
Reviewed-by: Michael Mann <mmann78@netscape.net>