glfw: mv glfw/* .

Signed-off-by: Stephen Gutekanst <stephen@hexops.com>

upstream/vulkan_headers/.gitattributes

@@ -0,0 +1,16 @@
+# See https://git-scm.com/docs/gitattributes
+# See https://help.github.com/articles/dealing-with-line-endings/
+
+# Default behavior, if core.autocrlf is unset.
+* text=auto
+
+# Files to be converted to native line endings on checkout.
+*.cpp text
+*.h text
+
+# Text files to always have CRLF (dos) line endings on checkout.
+*.bat text eol=crlf
+
+# Text files to always have LF (unix) line endings on checkout.
+*.sh text eol=lf
+