upgpkg: linux-api-headers 3.16.2-1

glibc-2.20 toolchain build, upstream update, adjust xattr patch

git-svn-id: file:///srv/repos/svn-packages/svn@221106 eb2447ed-0c53-47e4-bac8-5bc4a241df78
archrelease: copy trunk to testing-i686, testing-x86_64

git-svn-id: file:///srv/repos/svn-packages/svn@221107 eb2447ed-0c53-47e4-bac8-5bc4a241df78