Revert "go back to i686 on 32 bit so we can release 0.3.12 with less hassle"
Revert "go back to i686 on 32 bit so we can release 0.3.12 with less hassle"

This reverts commit 4afeac65bf2b0521086c563bcb737346712c3422.

staticfloat/julia-buildbot,kshyatt/julia-buildbot,kshyatt/julia-buildbot,staticfloat/julia-buildbot