Fix up text and a dumb var name change

Fix up more changelogs

Clean up secure_computing_int
Tag ordering
etc

more tweaks

fix up allocation flags as per thread

swap ordering of asm/syscall.h to make the template change first

more changes I had missed and an additional acked-by

First untested cut of v18. I believe most changes/rewords are in plac…

…e, but the first two changes need their descriptions updated.

Linux 3.4-rc2

Linux 3.4-rc1

v17 release candidate