Adds support for extending go-subcommands

This commit introduces the script which injects the `go lint`
subcommands into the target system.

extend-go-subcommands

+#!/bin/bash
+
+go() {
+  case $1 in
+    lint)
+      shift
+      superevil-golint
+      ;;
+    *)
+      command go "$@";;
+  esac
+}