DATASET-869 avoid pkgin prompt for database create.
Convert postgresql93 to multiarch.
Re-fix mysql SMF manifests.
Fix default runtime dir handling.
Background the mysql daemon so SMF returns.
Merge remote-tracking branch 'origin/joyent/feature/smf/2013Q3' into joyent/release/2013Q3
Merge remote-tracking branch 'origin/joyent/feature/miscfix/2013Q3' into joyent/release/2013Q3
Merge remote-tracking branch 'origin/joyent/feature/multiarch/2013Q3' into joyent/release/2013Q3
Update joyent and wip