Merged r8225, r8230, r8231, r8233, r8234, r8235, r8238, r8242 and r8244 from trunk to x86_64 branch.
git-svn-id: http://svn.linuxfromscratch.org/LFS/branches/x86_64/BOOK@8247 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689