upgpkg: virtualbox 4.3.6-3

- rebuild against xorg 1.15
- fix FS#38320


git-svn-id: file:///srv/repos/svn-community/svn@103363 9fca08f4-af9d-4005-b8df-a31f2cc04f65
archrelease: copy trunk to community-testing-i686, community-testing-x86_64

git-svn-id: file:///srv/repos/svn-community/svn@103364 9fca08f4-af9d-4005-b8df-a31f2cc04f65