[1.12.x] ppc64le, use official go 1.6.4 binaries
[1.12.x] ppc64le, use official go 1.6.4 binaries

Use official go 1.6.4. binaries instead of downloading and building
from src

Signed-off-by: Christopher Jones <da8482a61c3a314f69bc15b69175fd62d9234b97@linux.vnet.ibm.com>

medallia/docker,stainboy/docker,medallia/docker,medallia/docker,stainboy/docker,stainboy/docker,medallia/docker