Use binary go1.8.3 to boostrap gvm and associated go1.8.3 on ppc64le

ppc64le_install_go.sh

#! /bin/bash 
set -e

VERSION=1.8.3
OS=linux
ARCH=ppc64le
NAME=go$VERSION.${OS}-$ARCH.tar.gz

echo "==== Downloading go..."
curl -fsS https://storage.googleapis.com/golang/$NAME -o $NAME
echo "==== Extracting go..."
tar -C $HOME -xf $NAME
export PATH=$PATH:$HOME/go/bin
export GOROOT=$HOME/go
echo "==== Removing downloaded tar..."
rm $NAME

echo "==== Installing gvm..."
bash < <(curl -s -S -L https://raw.githubusercontent.com/moovweb/gvm/master/binscripts/gvm-installer)
echo "==== Doing that ^ ..."
source $HOME/.gvm/scripts/gvm

#use GVM to install go properly
export GOROOT_BOOTSTRAP=$HOME/go
gvm install go1.8.3
gvm use go1.8.3 --default

echo "==== Removing original go..."
rm -rf $HOME/go