go version check problem

[chux0519]

scripts/check_requirement.sh seems not correctly check the go version( GO_VER_2 ).

on OSX
go version: 1.10.3

go version | awk 'match($0, /([0-9])+(.[0-9])+/) { ver = substr($0, RSTART, RLENGTH); split(ver, n, "."); print n[2];}'

output: 1

[QueenyJin]

Thanks for your issue report, @chux0519! Please try the new script.