- Copy stable/10@296371 to releng/10.3 in preparation for 10.3-RC1
builds.
- Update newvers.sh to reflect RC1.
- Update __FreeBSD_version to reflect 10.3.
- Update default pkg(8) configuration to use the quarterly branch.

Approved by: re (implicit)

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

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

MFS: sync with -stable (no functional difference).

Modify wildcard for vmware interfaces. I am not sure how
MAC addresses are generated for those interfaces, but as long
as the entry is next to the bottom of the list the chance of
conflicts is low.

Add entries for vmware interfaces.

Cleanup of the default floppy tree for PicoBSD builds.

Approved-by: jordan