- Copy stable/10 (r259064) to releng/10.0 as part of the
10.0-RELEASE cycle.
- Update __FreeBSD_version [1]
- Set branch name to -RC1

[1] 10.0-CURRENT __FreeBSD_version value ended at '55', so
start releng/10.0 at '100' so the branch is started with
a value ending in zero.

Approved by: re (implicit)
Sponsored by: The FreeBSD Foundation

Copy head (r256279) to stable/10 as part of the 10.0-RELEASE cycle.

Approved by: re (implicit)
Sponsored by: The FreeBSD Foundation

An almost mechanical sweep to replace C++ style comments with C
style comments. This is not an attempt to conform to style(9).
Such has lower priority.

Lookup the EFI_FPSWA driver and pass the interface pointer through to the
kernel before we call ExitBootServices(). I've typed the definitions
in efifpswa.h from the Intel FPSWA manual (urk).