Build golang deb file.
tar xvzf go1.7rc5.linux-amd64.tar.gz
mkdir -p root/usr/local root/etc/profile.d
mv go root/usr/local
cat /etc/profile.d/golang.sh << EOF
PATH=$PATH:/usr/local/go/bin
export PATH
EOF
fpm -s dir -t deb -n golang -v 1.7rc5 --iteration 1 -C root usr etc