New commits:
commit 5aca24674451aa1a93561616cc5f1bc3f4120634
Author: Pavel Vinogradov <public AT sourcemage.org>
Commit: Pavel Vinogradov <public AT sourcemage.org>
vulkan/vulkan-loader: libxcb, libxrandr and wayland are optional, added
directfb and libx11 options