Fix patch so that 'gem install' actually works outside pkgsrc.
Make sure unwanted mkdir is not recorded with full path in rbconfig.rb, fixes packages built with pbulk.
Convert graphics/opencv to multiarch.
Attempted libumem workarounds.
Bump PKGREVISION
Merge branch 'joyent/feature/miscfix/2013Q3' into joyent/release/2013Q3
Merge branch 'joyent/feature/multiarch/2013Q3' into joyent/release/2013Q3