Mesa (master): vulkan: Update registry and headers to 1.0.42

[Jason Ekstrand]

Module: Mesa
Branch: master
Commit: 54dd42eb943367bb09e938dffcf66c1a29f83d15
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=54dd42eb943367bb09e938dffcf66c1a29f83d15

Author: Jason Ekstrand <jason.ekstrand at intel.com>
Date:   Mon Feb 27 09:15:17 2017 -0800

vulkan: Update registry and headers to 1.0.42

This brings in a bunch of new extensions

---

 include/vulkan/vulkan.h    | 1013 +++++++++++++++++++++++++++++++++++++-
 src/vulkan/registry/vk.xml | 1150 +++++++++++++++++++++++++++++++++++++++-----
 2 files changed, 2030 insertions(+), 133 deletions(-)

Diff:   http://cgit.freedesktop.org/mesa/mesa/diff/?id=54dd42eb943367bb09e938dffcf66c1a29f83d15