- Copy stable/10@285827 to releng/10.2 in preparation for 10.2-RC1
builds.
- Update newvers.sh to reflect RC1.
- Update __FreeBSD_version to reflect 10.2.
- Update default pkg(8) configuration to use the quarterly branch.[1]

Discussed with: re, portmgr [1]
Approved by: re (implicit)
Sponsored by: The FreeBSD Foundation

MFC r266195:

Remove some prototypes for undefined functions.

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

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

- Add support for the Intel Sandy Bridge microarchitecture (both core and uncore counting events)
- New manpages with event lists.
- Add MSRs for the Intel Sandy Bridge microarchitecture

Reviewed by: attilio, brueffer, fabient
Approved by: gnn (mentor)
MFC after: 3 weeks

Clean up a switch statement for uncore events on Westmere processors.

Submitted by: Davide Italiano
Reviewed by: gnn
MFC after: 1 week

Add missing MSR programming for some events.

Submitted by: Davide Italiano <davide.italiano@gmail.com>
MFC after: 3 days

- Support for uncore counting events: one fixed PMC with the uncore
domain clock, 8 programmable PMC.
- Westmere based CPU (Xeon 5600, Corei7 980X) support.
- New man pages with events list for core and uncore.
- Updated Corei7 events with Intel 253669-033US December 2009 doc.
There is some removed events in the documentation, they have been
kept in the code but documented in the man page as obsolete.
- Offcore response events can be setup with rsp token.

Sponsored by: NETASQ